Home e-mail
Small Mersenne Prime Factors
Prime numbers of the form Mp= 2p − 1 are called Mersenne primes. For Mp to be prime, p must also be prime.
Any factor q of a Mersenne number 2p − 1 must be of the form 2kp + 1, where integer k ≥ 0. Furthermore, q must be 1 or 7 mod 8.
Exp. Prime Factor Digits Year
105451784361377 ~1979
105458321091677 ~1978
1054721337510738 ~1981
1054733843786418 ~1982
105505784404577 ~1979
1055063443126478 ~1981
1055137168821938 ~1980
1055347105534718 ~1980
1055359675429778 ~1982
1055371612115198 ~1982
105542321108477 ~1978
1055489253317378 ~1981
1055737929048578 ~1982
105578321115677 ~1978
105580184464097 ~1979
10558391773809539 ~1983
1055881316764318 ~1981
105589784471777 ~1979
1055911105591118 ~1980
10559471942942499 ~1983
1055969147835678 ~1980
105598184478497 ~1979
105607363364397 ~1979
1056089147852478 ~1980
1056203274612798 ~1981
Exp. Prime Factor Digits Year
105626984501537 ~1979
105631784505377 ~1979
1056317253516098
1056347274650238 ~1981
1056469422587618 ~1981
1056563338100178 ~1981
105661363396797 ~1979
105691121138237 ~1978
1057003253680738 ~1981
105701921140397 ~1978
1057037147985198 ~1980
10570931754774399 ~1983
1057117253708098 ~1981
105716321143277 ~1978
1057489253797378 ~1981
1057603105760318 ~1980
1057603253824738
1057643253834338 ~1981
1057663359605438 ~1981
105775363465197 ~1979
1057753169240498
1057831105783118 ~1980
105788321157677 ~1978
1057919444325998 ~1981
10580271100348099 ~1982
Exp. Prime Factor Digits Year
10580933703325519 ~1984
105811763487037 ~1979
1058171592575778 ~1982
1058227169316338 ~1980
1058227423290818
1058227613771678
105830321166077 ~1978
105833921166797 ~1978
105833984667137
1058341232835038 ~1981
105835363501197 ~1979
105837763502637 ~1979
1058443169350898 ~1980
1058489148188478 ~1980
105872321174477 ~1978
105874784699777 ~1979
105892163535277 ~1979
105895121179037 ~1978
1058951529475518
105905921181197 ~1978
105907784726177 ~1979
105911921182397 ~1978
1059119529559518
1059131275374078 ~1981
105913784730977 ~1979
Exp. Prime Factor Digits Year
105916163549677 ~1979
105925121185037 ~1978
105926321185277 ~1978
105931363558797 ~1979
1059349317804718 ~1981
105941363564797 ~1979
10594331186564979 ~1982
105947921189597 ~1978
105959921191997 ~1978
105968321193677 ~1978
1059701402686398 ~1981
105974321194877 ~1978
1059749317924718 ~1981
1059757317927118 ~1981
105989363593597 ~1979
1060051169608178 ~1980
106009784807777 ~1979
106015121203037 ~1978
10601511356993299
1060177487681438 ~1981
106020163612077 ~1979
106023763614237 ~1979
106031363618797 ~1979
10603571590535519 ~1983
106051363630797 ~1979
253
GIMPS The Prime Pages FactorDb.com
Home
4.768.925 digits 		e-mail
25-05-04