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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
442378397962811039 ~1993
442380917962856399 ~1993
44238599884771998 ~1991
442397093539176739 ~1992
44240543884810878 ~1991
44240699884813998 ~1991
442414932654489599 ~1992
44243159884863198 ~1991
44243351884867038 ~1991
44243939884878798 ~1991
44244911884898238 ~1991
442449713539597699 ~1992
44246711884934238 ~1991
442493537079896499 ~1993
44249819884996398 ~1991
44249951884999038 ~1991
44250023885000478 ~1991
44250749345155842310 ~1995
442510913540087299 ~1992
442513217080211379 ~1993
44252423885048478 ~1991
44252627115056830310 ~1993
44255279885105598 ~1991
44255699885113998 ~1991
442557593540460739 ~1992
Exponent Prime Factor Digits Year
44255891885117838 ~1991
442573317966319599 ~1993
44257931885158638 ~1991
44259023885180478 ~1991
44260019885200398 ~1991
44260043885200878 ~1991
442601693540813539 ~1992
44261219885224398 ~1991
44262059885241198 ~1991
442630612655783679 ~1992
44263391885267838 ~1991
44263811885276238 ~1991
44265131885302638 ~1991
44265239885304798 ~1991
442657793541262339 ~1992
44265899885317998 ~1991
44266091885321838 ~1991
442666612655999679 ~1992
44268179885363598 ~1991
44268923885378478 ~1991
44269019885380398 ~1991
44270063221350315110 ~1994
442702732656216399 ~1992
442710896197952479 ~1993
44271599885431998 ~1991
Exponent Prime Factor Digits Year
44272703885454078 ~1991
44273051885461038 ~1991
44273291885465838 ~1991
442737012656422079 ~1992
44273951885479038 ~1991
442753812656522879 ~1992
44277791885555838 ~1991
442779532656677199 ~1992
44280023885600478 ~1991
442801932656811599 ~1992
442812972656877839 ~1992
442821917085150579 ~1993
44282783885655678 ~1991
442828012656968079 ~1992
442828277970908879 ~1993
44283059885661198 ~1991
442831217085299379 ~1993
44283443885668878 ~1991
44283559106280541710 ~1993
44285567566855257710 ~1995
442855972657135839 ~1992
44286719885734398 ~1991
442872732657236399 ~1992
442873034428730319 ~1992
44287319885746398 ~1991
Exponent Prime Factor Digits Year
44289043106293703310 ~1993
44289911885798238 ~1991
442901932657411599 ~1992
44292119885842398 ~1991
44292383885847678 ~1991
44293163885863278 ~1991
44294051885881038 ~1991
44294363885887278 ~1991
442946172657677039 ~1992
44295011885900238 ~1991
44295131885902638 ~1991
442958576201419999 ~1993
44296859885937198 ~1991
442973812657842879 ~1992
442980772657884639 ~1992
44298431885968638 ~1991
442992314429923119 ~1992
44299499885989998 ~1991
44301011886020238 ~1991
44301431886028638 ~1991
44301809212648683310 ~1994
44301899886037998 ~1991
44302189177208756110 ~1994
443039936202559039 ~1993
44304791886095838 ~1991
2071
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25-10-20