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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
447430572684583439 ~1992
44743463894869278 ~1991
447448572684691439 ~1992
447452572684715439 ~1992
44745923894918478 ~1991
44746319894926398 ~1991
44746931894938638 ~1991
44747123894942478 ~1991
44748023894960478 ~1991
44749223894984478 ~1991
44749811894996238 ~1991
447500114475001119 ~1992
44751071895021438 ~1991
44752523895050478 ~1991
44753519895070398 ~1991
44754383895087678 ~1991
44755043895100878 ~1991
447553913580431299 ~1992
44756363895127278 ~1991
44756819895136398 ~1991
44757059895141198 ~1991
44758583895171678 ~1991
447594372685566239 ~1992
447597473580779779 ~1992
44759831895196638 ~1991
Exponent Prime Factor Digits Year
44760539895210798 ~1991
447623718057226799 ~1993
44764319895286398 ~1991
44765783116391035910 ~1993
44766563895331278 ~1991
44766791895335838 ~1991
44767643895352878 ~1991
44768963895379278 ~1991
44770723188037036710 ~1994
44771063895421278 ~1991
44773931895478638 ~1991
44774531895490638 ~1991
447752213582017699 ~1992
44776799895535998 ~1991
44777123895542478 ~1991
447776114477761119 ~1992
447779772686678639 ~1992
44779439895588798 ~1991
44779811895596238 ~1991
44780783895615678 ~1991
447831914478319119 ~1992
44784251895685038 ~1991
44785943895718878 ~1991
44788619895772398 ~1991
44788811895776238 ~1991
Exponent Prime Factor Digits Year
44789243895784878 ~1991
44791403895828078 ~1991
447921413583371299 ~1992
447923532687541199 ~1992
44792771895855438 ~1991
447929117166865779 ~1993
44793503895870078 ~1991
447937372687624239 ~1992
447950332687701999 ~1992
44795339895906798 ~1991
44795519895910398 ~1991
44795819895916398 ~1991
44797283895945678 ~1991
447974332687845999 ~1992
44797523895950478 ~1991
44797559895951198 ~1991
44797847331504067910 ~1995
44800439896008798 ~1991
44801219896024398 ~1991
44801303896026078 ~1991
44802683896053678 ~1991
448035113584280899 ~1992
44804219896084398 ~1991
44804939896098798 ~1991
44805539896110798 ~1991
Exponent Prime Factor Digits Year
44805833143378665710 ~1994
44806103896122078 ~1991
44807723896154478 ~1991
44808191896163838 ~1991
44810651896213038 ~1991
44813663896273278 ~1991
44814239896284798 ~1991
44814611896292238 ~1991
448146113585168899
44814719896294398 ~1991
44816543896330878 ~1991
44816699896333998 ~1991
448172998067113839 ~1993
44817659896353198 ~1991
448181212689087279 ~1992
448182612689095679 ~1992
44818523896370478 ~1991
44818703896374078 ~1991
44819171896383438 ~1991
44819843896396878 ~1991
44821811896436238 ~1991
44821811116536708710
44823011896460238 ~1991
44823599896471998 ~1991
44823899896477998 ~1991
1971
GIMPS The Prime Pages FactorDb.com
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25-04-13