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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
393411773147294179 ~1992
393416332360497999 ~1991
393421613147372899 ~1992
39342731786854638 ~1990
39342791786855838 ~1990
39342851786857038 ~1990
393434898655567599 ~1993
39343571786871438 ~1990
39344629346232735310 ~1994
39348119786962398 ~1990
39348671786973438 ~1990
39348989118046967110 ~1993
393491538656813679 ~1993
39349379786987598 ~1990
39350123787002478 ~1990
39350879787017598 ~1990
39351563787031278 ~1990
39351899787037998 ~1990
393530572361183439 ~1991
39353339787066798 ~1990
39356279787125598 ~1990
39357203787144078 ~1990
393578093148624739 ~1992
39358619787172398 ~1990
39359783787195678 ~1990
Exponent Prime Factor Digits Year
393603132361618799 ~1991
393623693148989539 ~1992
393630136298082099 ~1993
393631399447153379 ~1993
39364657157458628110 ~1993
39366251787325038 ~1990
393673313149386499 ~1992
39367511787350238 ~1990
39369371787387438 ~1990
39369839787396798 ~1990
39373391787467838 ~1990
39373403787468078 ~1990
39373811787476238 ~1990
39377339787546798 ~1990
393773693150189539 ~1992
39378263787565278 ~1990
39378359787567198 ~1990
39380879787617598 ~1990
39381731787634638 ~1990
39382439787648798 ~1990
39382859787657198 ~1990
39383639787672798 ~1990
393846293150770339 ~1992
39384791787695838 ~1990
39384959787699198 ~1990
Exponent Prime Factor Digits Year
393850613150804899 ~1992
393878539453084739 ~1993
393887517089975199 ~1993
39388763787775278 ~1990
39390563787811278 ~1990
39392159787843198 ~1990
393924593151396739 ~1992
39392543787850878 ~1990
39393899787877998 ~1990
393964071355236400911 ~1996
39399263787985278 ~1990
39400799788015998 ~1990
394013879456332899 ~1993
39401423788028478 ~1990
39402263788045278 ~1990
39402563788051278 ~1990
39403811788076238 ~1990
394046213152369699 ~1992
39404639788092798 ~1990
39405323788106478 ~1990
394060332364361999 ~1991
39407999788159998 ~1990
39408779827584359110 ~1995
394096812364580879 ~1991
39409739788194798 ~1990
Exponent Prime Factor Digits Year
39409871788197438 ~1990
394101916305630579 ~1993
394104173152833379 ~1992
39410699788213998 ~1990
39411539788230798 ~1990
39411923788238478 ~1990
39412211788244238 ~1990
39412883788257678 ~1990
39415991788319838 ~1990
394162812364976879 ~1991
394169212365015279 ~1991
394177313153418499 ~1992
39419543788390878 ~1990
39420011788400238 ~1990
39420911788418238 ~1990
394221138672864879 ~1993
394237932365427599 ~1991
39425051788501038 ~1990
39425591788511838 ~1990
394258793154070339 ~1992
39426671788533438 ~1990
39426851788537038 ~1990
394279012365674079 ~1991
39430091788601838 ~1990
39430283788605678 ~1990
1886
GIMPS The Prime Pages FactorDb.com
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25-03-23