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楼主: yangchuanju

30030以内的新型质数表

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 楼主| 发表于 2025-12-12 07:35 | 显示全部楼层
依次在可放置30n+7,11,13,17,19,23,29,31八列整数的空白无限长二维表中,对7,11,13,17,19,23,29,31的倍数数应占单元格处逐一作上合数标记(相当于逐个删除了这些合数)理论上是可以的。
然而你是否想过,37*37,37*41,37*43,……;41*41,41*43,……;43*43,……并没有被删除(或加标记)呀!
37*37*37,37*37*37*37……,41*41*41,41*41*41*41……等幂数也没有被删除呀!
如果继续用37,41,43,……删除(或加标记),要删除到哪个素数?(无穷大的平方根仍然是无穷大之数)
删除素数2,3,5,7——31以后剩余数不过是与31#=2*3*5*7*11*13*17*19*23*29*31互素的互素数罢了。

设想做一个宽等于31#=2*3*5*7*11*13*17*19*23*29*31=200560490130(2千亿),长无限大的二维表,
二维表第1——31#列的第1行分别写上1,2,3……,31#;
第2行分别写上31#+1,+2,+3……,2*31#;
第3行分别写上2*31#+1,+2,+3……,3*31#;
……

用2删除二维表中的所有的偶数,剩余100280245065列(1千亿列);
用3删除二维表中的所有3及3的倍数数,剩余66853496710列(669亿列);
用5删除二维表中的所有5及5的倍数数,剩余53482797368列(535亿列);
至此大二维表中仅剩余与30互素的互素数(WDY数)。

再在第3次删除后剩下的WDY数表中删除所有7及7的倍数数,11及11的倍数数,……
31及31的倍数数,剩余306561024000列(307亿列)与31#互素的互素数,简称“31阶乘互素表”。

31阶乘互素表中已经不含7-31及7-31的倍数数,但其内还含有37,41,43,47……及大量的37,41,43,47……的倍数数;
要使31阶乘互素表变成真正的素数表,还需依次删除37,41,43,47……的倍数数(保留37,41,43,47……不被删除),并补上已删除的素数2,3,5,……31。
37*37=1369,它是待删除的最小合数,其次是37*41=1517、37*43=1591、41*41=1681、37*47=1739、41*43=1763……

已知31#=200560490130,平方根等于447839.8041,其内共37545个素数,最大素数是447829。
如果能逐个删除至素数447829,则第1行剩余数中不再有合数;
但第2,3,……行内还是会有合数的,如下一个素数447841的平方数200561561281(最小剩余合数)。
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 楼主| 发表于 2025-12-12 18:36 | 显示全部楼层
万内、亿内、亿亿内素数表的编制
100以内共有25个素数,最大的是97,要编制一个1万内的素数表,需要素数2-97对1万内各个整数依次筛分一遍(试除法);
亦或先编制一个1万以内与30互素的互素数表(二维表宽8列高333行),再用素数7-97对1万内各个与30互素的互素数依次筛分一遍(WDY法)。
10000以内共有1229个素数,最大的是9973,要编制一个1亿内的素数表,需要素数2-9973对1亿内各个整数依次筛分一遍(试除法);
亦或先编制一个2310以内与2310互素的互素数表(二维表宽480列高1行),并用累加法扩大成1亿以内与2310互素的互素数表(长度延长到43290行),
再用素数13-9973对1亿内各个与2310互素的互素数依次筛分一遍;
亦或先编制一个30030以内与30030互素的互素数表(二维表宽5240列高1行),并用累加法扩大成1亿以内与30030互素的互素数表(长度延长到3330行),
再用素数17-9973对1亿内各个与30030互素的互素数依次筛分一遍。

1亿以内共5761455个素数,最大的是99999989,要编制一个1亿亿内的素数表,需要素数2-99999989对1亿亿内各个整数依次筛分一遍(试除法);
亦或先编制一个30030以内与30030互素的互素数表(二维表宽5240列高1行),并用累加法扩大成1亿亿以内与30030互素的互素数表(长度延长到3330亿行),
再用素数17-99999989对1亿亿内各个与30030互素的互素数依次筛分一遍。
再者先编制一个31#以内与31#互素的互素数表(二维表宽307亿列高1行),并用累加法扩大成1亿亿以内与31#互素的互素数表(长度延长到49860行),
再用素数37-99999989对1亿亿内各个与31#互素的互素数依次筛分一遍。

附注:
万内、亿内各个素数都认为是熟知可用的。
万内素数表、亿内素数表早就被先人编制出来;10的16次方(亿亿)内、10的29次方内有多少个素数,各等于多少也被近代人编制出来,用不着我们再从头另编。
再扩大一级至10的32次方,扩大二级至10的64次方,其内共有多少个素数,各是谁,尚无人知道;故而编制这么大的素数表目前还是不可能的。
吴代业心想编制无限大素数表有可能吗?
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发表于 2025-12-12 19:21 | 显示全部楼层
附注:
万内、亿内各个素数都认为是熟知可用的。
万内素数表、亿内素数表早就被先人编制出来;10的16次方(亿亿)内、10的29次方内有多少个素数,各等于多少也被近代人编制出来,用不着我们再从头另编。
再扩大一级至10的32次方,扩大二级至10的64次方,其内共有多少个素数,各是谁,尚无人知道;故而编制这么大的素数表目前还是不可能的。
吴代业心想编制无限大素数表有可能吗?

只要理论可行,下面就是有没有资源问题!你说有了10的32次方素数表,那么32次方后的素数需不需要知道?再说,32次方后再找一个素数容易吗?
目前32次方的表可靠吗?做一张《新型质数表》的好处:1. 可与目前的表作比较,也许能纠错;  2.  可做成无限大,存储足够多;3.  节省字节,查阅方便!4........
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 楼主| 发表于 2025-12-12 19:32 | 显示全部楼层
本帖最后由 yangchuanju 于 2025-12-12 19:47 编辑

A006880-29        A122121-52
Number of primes < 10^n.
小于10的n次方的素数个数
        Number of primes <= 10^(n/2).
        小于等于10的n/2次方的素数个数
0 0        0 0
1 4        1 2
2 25        2 4
3 168        3 11
4 1229        4 25
5 9592        5 65
6 78498        6 168
7 664579        7 446
8 5761455        8 1229
9 50847534        9 3401
10 455052511        10 9592
11 4118054813        11 27293
12 37607912018        12 78498
13 346065536839        13 227647
14 3204941750802        14 664579
15 29844570422669        15 1951957
16 279238341033925        16 5761455
17 2623557157654233        17 17082666
18 24739954287740860        18 50847534
19 234057667276344607        19 151876932
20 2220819602560918840        20 455052511
21 21127269486018731928        21 1367199811
22 201467286689315906290        22 4118054813
23 1925320391606803968923        23 12431880460
24 18435599767349200867866        24 37607912018
25 176846309399143769411680        25 113983535775
26 1699246750872437141327603        26 346065536839
27 16352460426841680446427399        27 1052370166553
28 157589269275973410412739598        28 3204941750802
29 1520698109714272166094258063        29 9773865306521
b        30 29844570422669
b        31 91238789797384
b        32 279238341033925
b        33 855502559228365
b        34 2623557157654233
b        35 8052994747583677
b        36 24739954287740860
b        37 76066570954337300
b        38 234057667276344607
b        39 720722641159301040
b        40 2220819602560918840
b        41 6847673381013822597
b        42 21127269486018731928
b        43 65223071241820793398
b        44 201467286689315906290
b        45 622647095301172021671
b        46 1925320391606803968923
b        47 5956317545928249075039
b        48 18435599767349200867866
b        49 57086403558149290301868
b        50 176846309399143769411680
b        51 548074549053620897173483
b        52 1699246750872437141327603
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 楼主| 发表于 2025-12-12 19:35 | 显示全部楼层
A003618
Largest n-digit prime.
最大的n位素数
1 7
2 97
3 997
4 9973
5 99991
6 999983
7 9999991
8 99999989
9 999999937
10 9999999967
11 99999999977
12 999999999989
13 9999999999971
14 99999999999973
15 999999999999989
16 9999999999999937
17 99999999999999997
18 999999999999999989
19 9999999999999999961
20 99999999999999999989
21 999999999999999999899
22 9999999999999999999973
23 99999999999999999999977
24 999999999999999999999743
25 9999999999999999999999877
26 99999999999999999999999859
27 999999999999999999999999901
28 9999999999999999999999999791
29 99999999999999999999999999973
30 999999999999999999999999999989
31 9999999999999999999999999999973
32 99999999999999999999999999999979
33 999999999999999999999999999999991
34 9999999999999999999999999999999589
35 99999999999999999999999999999999977
36 999999999999999999999999999999999841
37 9999999999999999999999999999999999919
38 99999999999999999999999999999999999941
39 999999999999999999999999999999999999943
40 9999999999999999999999999999999999999983
41 99999999999999999999999999999999999999881
42 999999999999999999999999999999999999999917
43 9999999999999999999999999999999999999999919
44 99999999999999999999999999999999999999999947
45 999999999999999999999999999999999999999999991
46 9999999999999999999999999999999999999999999967
47 99999999999999999999999999999999999999999999959
48 999999999999999999999999999999999999999999999967
49 9999999999999999999999999999999999999999999999943
50 99999999999999999999999999999999999999999999999943
51 999999999999999999999999999999999999999999999999677
52 9999999999999999999999999999999999999999999999999769
53 99999999999999999999999999999999999999999999999999823
54 999999999999999999999999999999999999999999999999999709
55 9999999999999999999999999999999999999999999999999999889
56 99999999999999999999999999999999999999999999999999999407
57 999999999999999999999999999999999999999999999999999999907
58 9999999999999999999999999999999999999999999999999999999851
59 99999999999999999999999999999999999999999999999999999999859
60 999999999999999999999999999999999999999999999999999999999839
61 9999999999999999999999999999999999999999999999999999999999961
62 99999999999999999999999999999999999999999999999999999999999917
63 999999999999999999999999999999999999999999999999999999999999877
64 9999999999999999999999999999999999999999999999999999999999999949
65 99999999999999999999999999999999999999999999999999999999999999731
66 999999999999999999999999999999999999999999999999999999999999999379
67 9999999999999999999999999999999999999999999999999999999999999999889
68 99999999999999999999999999999999999999999999999999999999999999999607
69 999999999999999999999999999999999999999999999999999999999999999999811
70 9999999999999999999999999999999999999999999999999999999999999999999907
71 99999999999999999999999999999999999999999999999999999999999999999999947
72 999999999999999999999999999999999999999999999999999999999999999999999883
73 9999999999999999999999999999999999999999999999999999999999999999999999851
74 99999999999999999999999999999999999999999999999999999999999999999999999953
75 999999999999999999999999999999999999999999999999999999999999999999999999809
76 9999999999999999999999999999999999999999999999999999999999999999999999999637
77 99999999999999999999999999999999999999999999999999999999999999999999999999457
78 999999999999999999999999999999999999999999999999999999999999999999999999999937
79 9999999999999999999999999999999999999999999999999999999999999999999999999999749
80 99999999999999999999999999999999999999999999999999999999999999999999999999999989
81 999999999999999999999999999999999999999999999999999999999999999999999999999999827
82 9999999999999999999999999999999999999999999999999999999999999999999999999999999637
83 99999999999999999999999999999999999999999999999999999999999999999999999999999999947
84 999999999999999999999999999999999999999999999999999999999999999999999999999999999601
85 9999999999999999999999999999999999999999999999999999999999999999999999999999999999973
86 99999999999999999999999999999999999999999999999999999999999999999999999999999999999983
87 999999999999999999999999999999999999999999999999999999999999999999999999999999999999727
88 9999999999999999999999999999999999999999999999999999999999999999999999999999999999999959
89 99999999999999999999999999999999999999999999999999999999999999999999999999999999999999779
90 999999999999999999999999999999999999999999999999999999999999999999999999999999999999999857
91 9999999999999999999999999999999999999999999999999999999999999999999999999999999999999999919
92 99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999217
93 999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999827
94 9999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999433
95 99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999947
96 999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999731
97 9999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999841
98 99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999929
99 999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999379
100 9999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999203
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 楼主| 发表于 2025-12-12 19:36 | 显示全部楼层
A003617
Smallest n-digit prime.
最小的n位素数
1 2
2 11
3 101
4 1009
5 10007
6 100003
7 1000003
8 10000019
9 100000007
10 1000000007
11 10000000019
12 100000000003
13 1000000000039
14 10000000000037
15 100000000000031
16 1000000000000037
17 10000000000000061
18 100000000000000003
19 1000000000000000003
20 10000000000000000051
21 100000000000000000039
22 1000000000000000000117
23 10000000000000000000009
24 100000000000000000000117
25 1000000000000000000000007
26 10000000000000000000000013
27 100000000000000000000000067
28 1000000000000000000000000103
29 10000000000000000000000000331
30 100000000000000000000000000319
31 1000000000000000000000000000057
32 10000000000000000000000000000033
33 100000000000000000000000000000049
34 1000000000000000000000000000000061
35 10000000000000000000000000000000193
36 100000000000000000000000000000000069
37 1000000000000000000000000000000000067
38 10000000000000000000000000000000000043
39 100000000000000000000000000000000000133
40 1000000000000000000000000000000000000003
41 10000000000000000000000000000000000000121
42 100000000000000000000000000000000000000109
43 1000000000000000000000000000000000000000063
44 10000000000000000000000000000000000000000057
45 100000000000000000000000000000000000000000031
46 1000000000000000000000000000000000000000000009
47 10000000000000000000000000000000000000000000121
48 100000000000000000000000000000000000000000000033
49 1000000000000000000000000000000000000000000000193
50 10000000000000000000000000000000000000000000000009
51 100000000000000000000000000000000000000000000000151
52 1000000000000000000000000000000000000000000000000121
53 10000000000000000000000000000000000000000000000000327
54 100000000000000000000000000000000000000000000000000171
55 1000000000000000000000000000000000000000000000000000031
56 10000000000000000000000000000000000000000000000000000021
57 100000000000000000000000000000000000000000000000000000003
58 1000000000000000000000000000000000000000000000000000000279
59 10000000000000000000000000000000000000000000000000000000159
60 100000000000000000000000000000000000000000000000000000000019
61 1000000000000000000000000000000000000000000000000000000000007
62 10000000000000000000000000000000000000000000000000000000000093
63 100000000000000000000000000000000000000000000000000000000000447
64 1000000000000000000000000000000000000000000000000000000000000121
65 10000000000000000000000000000000000000000000000000000000000000057
66 100000000000000000000000000000000000000000000000000000000000000049
67 1000000000000000000000000000000000000000000000000000000000000000049
68 10000000000000000000000000000000000000000000000000000000000000000049
69 100000000000000000000000000000000000000000000000000000000000000000099
70 1000000000000000000000000000000000000000000000000000000000000000000009
71 10000000000000000000000000000000000000000000000000000000000000000000033
72 100000000000000000000000000000000000000000000000000000000000000000000273
73 1000000000000000000000000000000000000000000000000000000000000000000000039
74 10000000000000000000000000000000000000000000000000000000000000000000000079
75 100000000000000000000000000000000000000000000000000000000000000000000000207
76 1000000000000000000000000000000000000000000000000000000000000000000000000129
77 10000000000000000000000000000000000000000000000000000000000000000000000000133
78 100000000000000000000000000000000000000000000000000000000000000000000000000021
79 1000000000000000000000000000000000000000000000000000000000000000000000000000093
80 10000000000000000000000000000000000000000000000000000000000000000000000000000049
81 100000000000000000000000000000000000000000000000000000000000000000000000000000129
82 1000000000000000000000000000000000000000000000000000000000000000000000000000000013
83 10000000000000000000000000000000000000000000000000000000000000000000000000000000391
84 100000000000000000000000000000000000000000000000000000000000000000000000000000000027
85 1000000000000000000000000000000000000000000000000000000000000000000000000000000000261
86 10000000000000000000000000000000000000000000000000000000000000000000000000000000000103
87 100000000000000000000000000000000000000000000000000000000000000000000000000000000000151
88 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000373
89 10000000000000000000000000000000000000000000000000000000000000000000000000000000000000181
90 100000000000000000000000000000000000000000000000000000000000000000000000000000000000000031
91 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000289
92 10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000079
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95 10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000097
96 100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000151
97 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000127
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99 100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000049
100 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000289
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 楼主| 发表于 2025-12-12 19:43 | 显示全部楼层
A132153
Largest prime <= square root of 10^n.
小于等于10的n次方的最大素数

1 3——小于10的平方根的最大素数是3
2 7——小于100的平方根10的最大素数是7
3 31——小于1000的平方根的最大素数是31
4 97——小于10000的平方根100的最大素数是97
5 313——小于100000的平方根的最大素数是313
6 997
7 3137
8 9973
9 31607
10 99991
11 316223
12 999983
13 3162277
14 9999991
15 31622743
16 99999989
17 316227731
18 999999937
19 3162277633
20 9999999967
21 31622776589
22 99999999977
23 316227766003
24 999999999989
25 3162277660153
26 9999999999971
27 31622776601657
28 99999999999973
29 316227766016779
30 999999999999989
31 3162277660168279
32 9999999999999937
33 31622776601683777
34 99999999999999997
35 316227766016837933
36 999999999999999989
37 3162277660168379281
38 9999999999999999961
39 31622776601683793293
40 99999999999999999989
41 316227766016837933179
42 999999999999999999899
43 3162277660168379331989
44 9999999999999999999973
45 31622776601683793319839
46 99999999999999999999977
47 316227766016837933199881
48 999999999999999999999743
49 3162277660168379331998873
50 9999999999999999999999877
51 31622776601683793319988927
52 99999999999999999999999859
53 316227766016837933199889291
54 999999999999999999999999901
55 3162277660168379331998893501
56 9999999999999999999999999791
57 31622776601683793319988935437
58 99999999999999999999999999973
59 316227766016837933199889354357
60 999999999999999999999999999989
61 3162277660168379331998893544423
62 9999999999999999999999999999973
63 31622776601683793319988935444299
64 99999999999999999999999999999979
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136 99999999999999999999999999999999999999999999999999999999999999999607
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142 99999999999999999999999999999999999999999999999999999999999999999999947
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144 999999999999999999999999999999999999999999999999999999999999999999999883
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146 9999999999999999999999999999999999999999999999999999999999999999999999851
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148 99999999999999999999999999999999999999999999999999999999999999999999999953
149 316227766016837933199889354443271853371955513932521682685750485279259443777
150 999999999999999999999999999999999999999999999999999999999999999999999999809
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