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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
39588743791774878 ~1990
39589079791781598 ~1990
39589271791785438 ~1990
395894693167157539 ~1992
39589499791789998 ~1990
39589703791794078 ~1990
39589811475077732110 ~1995
395899373167194979 ~1992
395902612375415679 ~1992
39590483791809678 ~1990
39590819791816398 ~1990
395908393959083919 ~1992
39591599791831998 ~1990
395918212375509279 ~1992
395919412375516479 ~1992
395919736334715699 ~1993
39592391791847838 ~1990
39592691791853838 ~1990
39592739791854798 ~1990
39592919791858398 ~1990
395929993959299919 ~1992
39593171791863438 ~1990
39594059791881198 ~1990
395947493167579939 ~1992
395952012375712079 ~1992
Exponent Prime Factor Digits Year
39595631791912638 ~1990
39595859791917198 ~1990
39596279791925598 ~1990
395971613167772899 ~1992
39597251791945038 ~1990
39597419791948398 ~1990
39597611791952238 ~1990
39597851791957038 ~1990
39598043791960878 ~1990
39598043285105909710
395980633959806319 ~1992
395988772375932639 ~1992
39598931791978638 ~1990
39599039791980798 ~1990
39599159791983198 ~1990
39599711791994238 ~1990
39600023792000478 ~1990
39600371792007438 ~1990
396004373168034979 ~1992
39600479792009598 ~1990
39600611792012238 ~1990
396007973168063779 ~1992
39600923792018478 ~1990
39601403792028078 ~1990
39601571792031438 ~1990
Exponent Prime Factor Digits Year
39601811792036238 ~1990
396019273960192719 ~1992
39602291792045838 ~1990
39602399792047998 ~1990
39602831792056638 ~1990
39602891792057838 ~1990
39602939792058798 ~1990
39603611792072238 ~1990
396036372376218239 ~1992
39603983792079678 ~1990
39605399792107998 ~1990
39605543792110878 ~1990
39605591792111838 ~1990
39605603792112078 ~1990
39605771792115438 ~1990
39605831792116638 ~1990
396060113168480899 ~1992
39606491792129838 ~1990
396066433960664319 ~1992
39607283792145678 ~1990
396079633960796319 ~1992
39608339792166798 ~1990
39608531792170638 ~1990
39610099134674336710 ~1993
396108593168868739 ~1992
Exponent Prime Factor Digits Year
396109732376658399 ~1992
396121132376726799 ~1992
39612383792247678 ~1990
39612719792254398 ~1990
39612803792256078 ~1990
396128573169028579 ~1992
39612971792259438 ~1990
39613163792263278 ~1990
39613571792271438 ~1990
39614831792296638 ~1990
396148493169187939 ~1992
39614951792299038 ~1990
39615011792300238 ~1990
39615263792305278 ~1990
396154732376928399 ~1992
39615623792312478 ~1990
39616091792321838 ~1990
39616163792323278 ~1990
39616259792325198 ~1990
396166932377001599 ~1992
39616763792335278 ~1990
39616883792337678 ~1990
39616931792338638 ~1990
39617003792340078 ~1990
396171532377029199 ~1992
2130
GIMPS The Prime Pages FactorDb.com
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26-07-05