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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
41600771832015438 ~1990
416024093328192739 ~1992
416024416656390579 ~1993
41603291832065838 ~1990
41603843832076878 ~1990
41604203832084078 ~1990
416043732496262399 ~1992
416053313328426499 ~1992
41605391832107838 ~1990
41606951832139038 ~1990
41607179832143598 ~1990
41609723832194478 ~1990
41610539832210798 ~1990
41610923832218478 ~1990
416113212496679279 ~1992
41613479832269598 ~1990
41617739832354798 ~1990
41617991832359838 ~1990
41618459832369198 ~1990
416192932497157599 ~1992
416194972497169839 ~1992
41621231832424638 ~1990
41622419832448398 ~1990
41622551832451038 ~1990
41622803832456078 ~1990
Exponent Prime Factor Digits Year
41622989258062531910 ~1994
41624879832497598 ~1990
416250139157502879 ~1993
416258212497549279 ~1992
41626499832529998 ~1990
41626751832535038 ~1990
416271074162710719 ~1992
41627291832545838 ~1990
41627783832555678 ~1990
41628011832560238 ~1990
416303772497822639 ~1992
41631731832634638 ~1990
41632463832649278 ~1990
41632859832657198 ~1990
416336536661384499 ~1993
416337972498027839 ~1992
416339873330718979 ~1992
416343372498060239 ~1992
41635283832705678 ~1990
416354212498125279 ~1992
41635943832718878 ~1990
416363332498179999 ~1992
416367674163676719 ~1992
41637391741145559910 ~1995
416382172498293039 ~1992
Exponent Prime Factor Digits Year
41638931832778638 ~1990
416415532498493199 ~1992
41642483832849678 ~1990
416425972498555839 ~1992
41643359832867198 ~1990
41643379266517625710 ~1994
41644763832895278 ~1990
41645339832906798 ~1990
41646443832928878 ~1990
416468517496433199 ~1993
416471873331774979 ~1992
416482132498892799 ~1992
41648723832974478 ~1990
41648891832977838 ~1990
41649851832997038 ~1990
41650571833011438 ~1990
41652059833041198 ~1990
416532293332258339 ~1992
41654363833087278 ~1990
416564573332516579 ~1992
41657579833151598 ~1990
41657663833153278 ~1990
41658563833171278 ~1990
416588935832245039 ~1993
416599493332795939 ~1992
Exponent Prime Factor Digits Year
41660219833204398 ~1990
41662091833241838 ~1990
416625473333003779 ~1992
41662559833251198 ~1990
416632673333061379 ~1992
416633093333064739 ~1992
416645412499872479 ~1992
416646173333169379 ~1992
41664911833298238 ~1990
41665031833300638 ~1990
41666171833323438 ~1990
416671613333372899 ~1992
41667299833345998 ~1990
416680939166980479 ~1993
416694293333554339 ~1992
416694772500168639 ~1992
416700612500203679 ~1992
41670659833413198 ~1990
41674211833484238 ~1990
41674499833489998 ~1990
416747477501454479 ~1993
416758276668132339 ~1993
41676983833539678 ~1990
41677211833544238 ~1990
41677439833548798 ~1990
1929
GIMPS The Prime Pages FactorDb.com
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25-04-13