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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
416336536661384499 ~1993
416337972498027839 ~1992
416339873330718979 ~1992
416343372498060239 ~1992
41635283832705678 ~1991
416354212498125279 ~1992
41635943832718878 ~1991
416363332498179999 ~1992
416367674163676719 ~1992
41637023832740478 ~1991
41637391741145559910 ~1995
416382172498293039 ~1992
41638799832775998 ~1991
41638931832778638 ~1991
416415532498493199 ~1992
41641991832839838 ~1991
41642483832849678 ~1991
416425972498555839 ~1992
41642831832856638 ~1991
416432536662920499 ~1993
41643359832867198 ~1991
41643379266517625710 ~1994
41644763832895278 ~1991
41645339832906798 ~1991
41646443832928878 ~1991
Exponent Prime Factor Digits Year
416468517496433199 ~1993
416471873331774979 ~1992
416482132498892799 ~1992
41648723832974478 ~1991
41648891832977838 ~1991
41649359199916923310 ~1994
41649851832997038 ~1991
41650571833011438 ~1991
41651639833032798 ~1991
41652059833041198 ~1991
41652239833044798 ~1991
416532293332258339 ~1992
41654363833087278 ~1991
41655143833102878 ~1991
416564573332516579 ~1992
41657579833151598 ~1991
41657663833153278 ~1991
416584732499508399 ~1992
41658563833171278 ~1991
416585997498547839 ~1993
416588935832245039 ~1993
41659199833183998 ~1991
416599493332795939 ~1992
41660219833204398 ~1991
41662091833241838 ~1991
Exponent Prime Factor Digits Year
416625473333003779 ~1992
41662559833251198 ~1991
416632673333061379 ~1992
416633093333064739 ~1992
41663939833278798 ~1991
416645412499872479 ~1992
416646173333169379 ~1992
41664911833298238 ~1991
41665031833300638 ~1991
41666171833323438 ~1991
416671613333372899 ~1992
41667299833345998 ~1991
416674634166746319 ~1992
416680939166980479 ~1993
41669219833384398 ~1991
416694293333554339 ~1992
416694772500168639 ~1992
416700612500203679 ~1992
41670659833413198 ~1991
41674211833484238 ~1991
41674499833489998 ~1991
416747477501454479 ~1993
416758276668132339 ~1993
41676983833539678 ~1991
41677211833544238 ~1991
Exponent Prime Factor Digits Year
41677439833548798 ~1991
416796612500779679 ~1992
41679791833595838 ~1991
41680871833617438 ~1991
416809732500858399 ~1992
416815932500895599 ~1992
41681771833635438 ~1991
41683451833669038 ~1991
416843813334750499 ~1992
41684771833695438 ~1991
41684999833699998 ~1991
41685431833708638 ~1991
41685503833710078 ~1991
416866572501199439 ~1992
41686993125060979110 ~1993
41688019175089679910 ~1994
416883139171428879 ~1993
41688851833777038 ~1991
41690063833801278 ~1991
41690279833805598 ~1991
416904139171890879 ~1993
41690459833809198 ~1991
41691317158427004710 ~1994
41691911833838238 ~1991
416928012501568079 ~1992
2120
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26-03-29