继续懵下去,总有懵对的时候!
1 11 is prime 13 is prime
2 101 is prime 103 is prime
3 1001=7*11*13 1003=17*59
4 10001=73*137 10003=7*1429
5 100001=11*9091 100003 is prime
6 1000001=101*9901 1000003 is prime
7 10000001=11*909091 10000003=13*769231
8 100000001=17*5882353 100000003=643*155521
9 1000000001=7*11*13*19*52579 1000000003=23*307*141623
10 10000000001=101*3541*27961 10000000003=7*1428571429
11 100000000001=11*11*23*4093*8779 100000000003 is prime
12 1000000000001=73*137*99990001 1000000000003=61*14221*1152763
13 10000000000001=11*859*1058313049 10000000000003=13*29*547*48492137
14 100000000000001=29*101*281*121499449 100000000000003=19*31*613*276964579
15 1000000000000001=7*11*13*211*241*2161*9091 1000000000000003=14902357*67103479
16 10000000000000001=353*449*641*1409*69857 10000000000000003=7*1428571428571429
17 100000000000000001=11*103*4013*21993833369 100000000000000003 is prime
18 1000000000000000001=101*9901*999999000001 1000000000000000003 is prime
19 10000000000000000001=11*909090909090909091 10000000000000000003=13*17*43*18679*56335953419
20 100000000000000000001=73*137*1676321*5964848081 100000000000000000003=373*155773*1721071782307
21 1000000000000000000001=7*7*11*13*127*2689*459691*909091 1000000000000000000003=67*14925373134328358209
22 10000000000000000000001=89*101*1052788969*1056689261 10000000000000000000003=7*157*601*1031137*14682887281
23 100000000000000000000001=11*47*139*2531*549797184491917 100000000000000000000003=113*3049*290244589115247419
24 1000000000000000000000001=17*5882353*9999999900000001 1000000000000000000000003=3529*821461*838069*411605923
25 10000000000000000000000001=11*251*5051*9091*78875943472201 10000000000000000000000003=13*7668629*100308773475776339
26 100000000000000000000000001=101*521*1900381976777332243781 100000000000000000000000003=223*161377320703*2778770221987
27 1000000000000000000000000001=7*11*13*19*52579*70541929*14175966169 1000000000000000000000000003=813219713*1229679979486675331
28 10000000000000000000000000001=73*137*7841*127522001020150503761 10000000000000000000000000003=7*199*571*89779*140035456540965619
29 100000000000000000000000000001=11*59*154083204930662557781201849 100000000000000000000000000003=31*10928153*295183134022089846821
30 1000000000000000000000000000001=61*101*3541*9901*27961*4188901*39526741 1000000000000000000000000000003=1859827*537684419034673655130289
1 17 is prime 19 is prime
2 107 is prime 109 is prime
3 1007=19*53 1009 is prime
4 10007 is prime 10009 is prime
5 100007=97*1031 100009=7*7*13*157
6 1000007=29*34483 1000009=293*3413
7 10000007=941*10627 10000009=23*434783
8 100000007 is prime 100000009=149*671141
9 1000000007 is prime 1000000009 is prime
10 10000000007=23*2293*189613 10000000009=33889*295081
11 100000000007=353*283286119 100000000009=7*13*53*1979*10477
12 1000000000007=34519*28969553 1000000000009=29*66413*519217
13 10000000000007=167*619*6959*13901 10000000000009=47*69761*3049927
14 100000000000007=43*1103*2083*1012201 100000000000009=17*541*1249*8705453
15 1000000000000007=47*59*360620266859 1000000000000009=179*367*47207*322459
16 10000000000000007=53*113*277*1117*5396507 10000000000000009=197*11717*4332288241
17 100000000000000007=17*9920467*592951213 100000000000000009=7*13*13*84530853761623
18 1000000000000000007=1370531*729644203597 1000000000000000009 is prime
19 10000000000000000007=191*786407*66576239711 10000000000000000009=19*318007*1655044667173
20 100000000000000000007=67*166909*8942221889969 100000000000000000009=557*72937*2461483384901
21 1000000000000000000007=19*223*236016049091338211 1000000000000000000009=89*103*727*11971*12343*1015517
22 10000000000000000000007=947*1429*7389546599589289 10000000000000000000009 is prime
23 100000000000000000000007=80683*50048543*24764326603 100000000000000000000009=7*13*197419*5566339100598721
24 1000000000000000000000007 is prime 1000000000000000000000009=53*193*5189*82633*189169*1205257
25 10000000000000000000000007=544667*18359841885041686021 10000000000000000000000009=173*3739*336958757*45879817771
26 100000000000000000000000007=21267247*4702066045501799081 100000000000000000000000009=317*315457413249211356466877
27 1000000000000000000000000007=8325465851*120113398805171557 1000000000000000000000000009=115901179*8628039927014029771
28 10000000000000000000000000007=823*339943*51888587*688846121749 10000000000000000000000000009=461*7873*339341*11725297*692466289
29 100000000000000000000000000007=53*827*2281490269444000821336497 100000000000000000000000000009=7*13*23*6526241*12047047*607696954219
30 1000000000000000000000000000007=251897*387727*10238844796821566353 1000000000000000000000000000009=17*1021*57613642910641239845595437
1 29 is prime 31 is prime
2 119=7*17 121=11*11
3 1019 is prime 1021 is prime
4 10019=43*233 10021=11*911
5 100019 is prime 100021=29*3449
6 1000019=47*21277 1000021=11*90911
7 10000019 is prime 10000021=97*103093
8 100000019=7*14285717 100000021=11*19*23*71*293
9 1000000019=83*12048193 1000000021 is prime
10 10000000019 is prime 10000000021=11*909090911
11 100000000019 is prime 100000000021=33533*2982137
12 1000000000019=1601*2593*240883 1000000000021=11*17*12119*441257
13 10000000000019=211*47393364929 10000000000021=349*1453*19720093
14 100000000000019=7*7*2040816326531 100000000000021=11*9090909090911
15 1000000000000019=1151*868809730669 1000000000000021=47293*21144778297
16 10000000000000019=23*263*1653165812531 10000000000000021=11*31*1231*23822512751
17 100000000000000019 is prime 100000000000000021 is prime
18 1000000000000000019=17*6047*124987*77829863 1000000000000000021=11*694619*130876193869
19 10000000000000000019=157*8419*294793*25663901 10000000000000000021=3163*2918411*1083313997
20 100000000000000000019=7*14285714285714285717 100000000000000000021=11*307*29612081729345573
21 1000000000000000000019=1187*303567907*2775194491 1000000000000000000021=277*618347*5838321045059
22 10000000000000000000019=452869*22081440769847351 10000000000000000000021=11*457*773*316703*8125674917
23 100000000000000000000019=163*255917*2397249625915189 100000000000000000000021=313*4752817*67220938212301
24 1000000000000000000000019=6469*5055793*30575499776807 1000000000000000000000021=11*11*8264462809917355371901
25 10000000000000000000000019=43*4951*39791*1180466765018113 10000000000000000000000021=89*103703*2583089*419449135067
26 100000000000000000000000019=7*18731*20759*2078357*17677238389 100000000000000000000000021=11*19*407397573281*1174452011749
27 1000000000000000000000000019=8252776265081*121171344997099 1000000000000000000000000021=23633*184081*229864645860609077
28 10000000000000000000000000019=28813*3954211*87771128218603733 10000000000000000000000000021=11*17*12969373*107415439*38385986389
29 100000000000000000000000000019=29*58027*14731042673*4034023245341 100000000000000000000000000021=211*479843152933*987684509807467
30 1000000000000000000000000000019=2531*3323*26737*28409*156534074818411 1000000000000000000000000000021=11*23*677*5838359187533935462777541