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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.
Exponent Prime Factor Digits Year
393887517089975199 ~1993
39388763787775278 ~1990
39389951787799038 ~1990
39390251787805038 ~1990
39390359787807198 ~1990
39390563787811278 ~1990
39390779787815598 ~1990
39390941126051011310 ~1993
39391223787824478 ~1990
39391739787834798 ~1990
39392159787843198 ~1990
393924593151396739 ~1992
39392543787850878 ~1990
39393059787861198 ~1990
39393899787877998 ~1990
39395231787904638 ~1990
39395459787909198 ~1990
39396359787927198 ~1990
393964071355236400911 ~1996
39396683787933678 ~1990
39397199787943998 ~1990
39397343787946878 ~1990
393976673151813379 ~1992
39397691787953838 ~1990
393978713151829699 ~1992
Exponent Prime Factor Digits Year
39398279787965598 ~1990
39398351787967038 ~1990
39398483787969678 ~1990
39399203787984078 ~1990
39399263787985278 ~1990
39400799788015998 ~1990
39400859788017198 ~1990
394013879456332899 ~1993
39401423788028478 ~1990
39401711788034238 ~1990
39402263788045278 ~1990
39402563788051278 ~1990
39403811788076238 ~1990
394046213152369699 ~1992
39404639788092798 ~1990
39405323788106478 ~1990
39405491788109838 ~1990
39405731788114638 ~1990
394060332364361999 ~1992
39406259788125198 ~1990
39407999788159998 ~1990
39408779827584359110 ~1995
394096812364580879 ~1992
39409691788193838 ~1990
39409739788194798 ~1990
Exponent Prime Factor Digits Year
39409871788197438 ~1990
394101916305630579 ~1993
394104173152833379 ~1992
39410699788213998 ~1990
39411143788222878 ~1990
394114732364688399 ~1992
39411539788230798 ~1990
39411923788238478 ~1990
39412211788244238 ~1990
39412883788257678 ~1990
39415223788304478 ~1990
39415991788319838 ~1990
394162812364976879 ~1992
39416711788334238 ~1990
394169212365015279 ~1992
39417263788345278 ~1990
39417659788353198 ~1990
39417671788353438 ~1990
394177313153418499 ~1992
39418091788361838 ~1990
39418271788365438 ~1990
39418943788378878 ~1990
39419543788390878 ~1990
39420011788400238 ~1990
39420071788401438 ~1990
Exponent Prime Factor Digits Year
39420911788418238 ~1990
39421163788423278 ~1990
39421331788426638 ~1990
39421439788428798 ~1990
394221138672864879 ~1993
39422783788455678 ~1990
394237932365427599 ~1992
39424811788496238 ~1990
39425051788501038 ~1990
39425423788508478 ~1990
39425591788511838 ~1990
394258793154070339 ~1992
39426671788533438 ~1990
39426839788536798 ~1990
39426851788537038 ~1990
39427379788547598 ~1990
394279012365674079 ~1992
39427931788558638 ~1990
39428099788561998 ~1990
39428303788566078 ~1990
39428639788572798 ~1990
39429251788585038 ~1990
39429899788597998 ~1990
39430043788600878 ~1990
39430091788601838 ~1990
2125
GIMPS The Prime Pages FactorDb.com
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26-07-05