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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
635264875082118979 ~1993
63528383165173795910 ~1995
635289111270578239 ~1992
635307231270614479 ~1992
635314911270629839 ~1992
635334231270668479 ~1992
635345391270690799 ~1992
635347911270695839 ~1992
635359311270718639 ~1992
635367831270735679 ~1992
635396031270792079 ~1992
63540299304993435310 ~1995
635404733812428399 ~1993
635418111270836239 ~1992
635438031270876079 ~1992
635443911270887839 ~1992
635467791270935599 ~1992
635469711270939439 ~1992
635482495083859939 ~1993
635483991270967999 ~1992
635495391270990799 ~1992
635500431271000879 ~1992
635502111271004239 ~1992
635524911271049839 ~1992
635526831271053679 ~1992
Exponent Prime Factor Digits Year
635536615084292899 ~1993
635540631271081279 ~1992
635546511271093039 ~1992
635563311271126639 ~1992
635572813813436879 ~1993
63558127216097631910 ~1995
63560047101696075310 ~1994
635623191271246399 ~1992
63563047101700875310 ~1994
635643231271286479 ~1992
635646591271293199 ~1992
635653191271306399 ~1992
635670111271340239 ~1992
635677191271354399 ~1992
635690631271381279 ~1992
635695495085563939 ~1993
635696511271393039 ~1992
635700111271400239 ~1992
635706591271413199 ~1992
635726991271453999 ~1992
635732716357327119 ~1994
635744575085956579 ~1993
635814711271629439 ~1992
635822031271644079 ~1992
635832591271665199 ~1992
Exponent Prime Factor Digits Year
635842911271685839 ~1992
635859111271718239 ~1992
635860311271720639 ~1992
63587581292502872710 ~1995
635955831271911679 ~1992
635960031271920079 ~1992
635968375583802288711 ~1998
635970711271941439 ~1992
636020391272040799 ~1992
636022613816135679 ~1993
636025431272050879 ~1992
636026391272052799 ~1992
636028791272057599 ~1992
636037311272074639 ~1992
636038991272077999 ~1992
636039591272079199 ~1992
636052311272104639 ~1992
63605623267143616710 ~1995
636066591272133199 ~1992
636073431272146879 ~1992
636082431272164879 ~1992
636085791272171599 ~1992
636089698905255679 ~1994
636112911272225839 ~1992
636123711272247439 ~1992
Exponent Prime Factor Digits Year
636138111272276239 ~1992
636166036361660319 ~1994
636198591272397199 ~1992
636206995089655939 ~1993
636222711272445439 ~1992
636223431272446879 ~1992
636228591272457199 ~1992
636232915089863299 ~1993
636256311272512639 ~1992
636260991272521999 ~1992
636274615090196899 ~1993
636276111272552239 ~1992
636305511272611039 ~1992
636306591272613199 ~1992
636314391272628799 ~1992
636315111272630239 ~1992
636328933817973599 ~1993
636335413818012479 ~1993
636342711272685439 ~1992
636351133818106799 ~1993
636353391272706799 ~1992
636362991272725999 ~1992
636382516363825119 ~1994
636411778909764799 ~1994
636416391272832799 ~1992
2166
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25-04-13