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一秒钟能产生多少素数对

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发表于 2022-10-23 08:43 | 显示全部楼层 |阅读模式
一秒钟能产生多少素数对

一秒=铯原子的电子自旋翻转9192631770次
G(9192631770)=?
D(9192631770)=33275268                  33275268/4=8318817       (一种组合最大下限值)
D1(9192631770)=33275238*(7-1)/(7-2)=39930321              (我的计算值在0.985)
?=399330321/0.985=40538397

不过,电子多翻2次,素数对就丢了一大半:
G(9192631772)=?
D(9192631772)=8318817*1.5=12478225
?=12478225/0.985=12668249
发表于 2022-10-23 11:08 | 显示全部楼层
9192631770的方根=95878,方根内能产生的素数对:
1与95878之间打头的素数有1715组偶数9192631770的哥猜素数和对:(用时78.88672秒)
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/36383/9192595387
/36467/9192595303
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/36563/9192595207
/36583/9192595187
/36637/9192595133
/36713/9192595057
/36821/9192594949
/36833/9192594937
/36923/9192594847
/36947/9192594823
/37013/9192594757
/37039/9192594731
/37049/9192594721
/37087/9192594683
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/44449/9192587321
/44497/9192587273
/44519/9192587251
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/44651/9192587119
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/44887/9192586883
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/45119/9192586651
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/45247/9192586523
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/45403/9192586367
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/45491/9192586279
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/45641/9192586129
/45691/9192586079
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/46549/9192585221
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/46679/9192585091
/46703/9192585067
/46727/9192585043
/46751/9192585019
/46757/9192585013
/46831/9192584939

后面还有,显示不全了,超长了

点评

即使发完,也仅仅是9192631770的平方根内的素数对,离它的全部素数对还差的远呢!  发表于 2022-10-24 15:20
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发表于 2022-10-24 08:25 | 显示全部楼层
这与使用的软件的功能有关。
我筛选从9192631770起始的连续10个偶数的素对数量,用时5秒不到:

G(9192631770) = 41362721
G(9192631772) = 12732055
G(9192631774) = 12745262
G(9192631776) = 25349063
G(9192631778) = 14051759
G(9192631780) = 16925731
G(9192631782) = 27248444
G(9192631784) = 15180773
G(9192631786) = 13796034
G(9192631788) = 25297898

count = 10, algorithm = 2, working threads = 4, time use 4.468 sec

点评

ysr
你的软件速度快,厉害!  发表于 2022-10-24 08:43
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发表于 2022-10-24 08:54 | 显示全部楼层
回答错误0分。人们运用数字来计算时间,而不是用时间来计算数字。

——你犯了一个不学无术不懂数学的错误。
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发表于 2022-10-24 09:04 | 显示全部楼层
2 * 3^2 * 5 * 7^2 * 47 * 44351
2^2 * 223 * 431 * 23911
2 * 137 * 2857 * 11743
2^5 * 3 * 457 * 209533
2 * 11 * 5179 * 80681
2^2 * 5 * 571 * 829 * 971
2 * 3 * 17 * 163 * 307 * 1801
2^3 * 7 * 5857 * 28027
2 * 13 * 8861 * 39901
2^2 * 3^3 * 5237 * 16253
2 * 5 * 1787 * 514417
2^4 * 574539487
2 * 3 * 19^2 * 4244059
2^2 * 37 * 62112377
2 * 7 * 656616557
2^3 * 3 * 5^2 * 11 * 83 * 97 * 173

点评

不要省略分解式前的基本数字。  发表于 2022-10-24 15:16
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发表于 2022-10-24 13:59 | 显示全部楼层
三位大师,各显其能!比武刚刚开始,更精彩的节目还在后头!

点评

用累加和公式,轻松达到99.9%的精确度(或达到100.1%的精确度)  发表于 2022-10-24 14:56
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发表于 2022-10-24 15:18 | 显示全部楼层
白新岭 发表于 2022-10-24 09:04
2 * 3^2 * 5 * 7^2 * 47 * 44351
2^2 * 223 * 431 * 23911
2 * 137 * 2857 * 11743

9192631770=2 * 3^2 * 5 * 7^2 * 47 * 44351
9192631772=2^2 * 223 * 431 * 23911
9192631774=2 * 137 * 2857 * 11743
9192631776=2^5 * 3 * 457 * 209533
9192631778=2 * 11 * 5179 * 80681
9192631780=2^2 * 5 * 571 * 829 * 971
9192631782=2 * 3 * 17 * 163 * 307 * 1801
9192631784=2^3 * 7 * 5857 * 28027
9192631786=2 * 13 * 8861 * 39901
9192631788=2^2 * 3^3 * 5237 * 16253
9192631790=2 * 5 * 1787 * 514417
9192631792=2^4 * 574539487
9192631794=2 * 3 * 19^2 * 4244059
9192631796=2^2 * 37 * 62112377
9192631798=2 * 7 * 656616557
9192631800=2^3 * 3 * 5^2 * 11 * 83 * 97 * 173
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发表于 2022-10-24 15:45 | 显示全部楼层
本帖最后由 yangchuanju 于 2022-10-24 15:48 编辑

39930321/41362721
12478225/12732055
G(9192631770) = 41362721
9192631770=2 * 3^2 * 5 * 7^2 * 47 * 44351
D(9192631770)=33275268    33275268/4=8318817  (一种组合最大下限值)
D1(9192631770)=33275238*(7-1)/(7-2)=39930321  (我的计算值在0.985)
39930321/41362721只等于0.965369783095266
不考虑素因子47的影响是不行的!

G(9192631772) = 12732055
9192631772=2^2 * 223 * 431 * 23911
D(9192631772)=8318817*1.5=12478225
12478225/12732055也不过等于0.98006370534843
素因子223和431虽较大,其影响仍然不小!
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发表于 2022-10-24 15:58 | 显示全部楼层
我的素对计算值与相对误差:

Xi(M)=t2*c1*M/(logM)^2   
  相对误差动态修正系数 t2=1.358-log(M)^(0.5)*.05484;
  C1--类似拉曼扭杨系数,略作改进;(只计算√M内的素数)


  G(9192631770) = 41362721     ;Xi(M)≈ 41320889.05  δxi(M)≈?-0.001011;
  G(9192631772) = 12732055     ;Xi(M)≈ 12719046.97  δxi(M)≈?-0.001022;
  G(9192631774) = 12745262     ;Xi(M)≈ 12730889.81  δxi(M)≈?-0.001128;
  G(9192631776) = 25349063     ;Xi(M)≈ 25319083.94  δxi(M)≈?-0.001183;
  G(9192631778) = 14051759     ;Xi(M)≈ 14038196.89  δxi(M)≈?-0.000956;
  G(9192631780) = 16925731     ;Xi(M)≈ 16909807.66  δxi(M)≈?-0.000941;
  G(9192631782) = 27248444     ;Xi(M)≈ 27219200.05  δxi(M)≈?-0.001073;
  G(9192631784) = 15180773     ;Xi(M)≈ 15161265.97  δxi(M)≈?-0.001285;
  G(9192631786) = 13796034     ;Xi(M)≈ 13782024.85  δxi(M)≈?-0.001015;
  G(9192631788) = 25297898     ;Xi(M)≈ 25269940.31  δxi(M)≈?-0.001105;
  time start =15:36:08, time end =15:38:12

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 楼主| 发表于 2022-10-24 18:58 | 显示全部楼层
yangchuanju 发表于 2022-10-24 15:45
39930321/41362721
12478225/12732055
G(9192631770) = 41362721

我把12478225自动除以0.985(计算底气)=12668249,     12668249/12732055=0.994988
可见我的计算还是可以的。
先生计算如何?

点评

只有全面考虑根号偶数内的素因子,才能够使得连续偶数的素对计算值的相对误差的波动性变小;而引入修正系数就是为了改善计算式的计算值与真值之间的偏移。  发表于 2022-10-24 21:02
重生的1楼的计算精度还可以,一个在0.98,一个在0.995,只是计算实例比较少,一个是计算精度的波动性比较大,并不能够保障计算值的就是精度的稳定性。  发表于 2022-10-24 20:51
重生先生凭什么说你的精度都能达到0.985?  发表于 2022-10-24 20:14
为什么回避“波动因子”?波动因子对你有什么害处?严格计入波动因子后我们都很难说连乘积计算值达到95%,实际只能达到79.3%以上,误差率在21%左右。愚公等人引入修正系数就是为了提高计算精度。  发表于 2022-10-24 20:13
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