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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
3964882317929764639 ~1998
3964970092141083848711 ~2002
3965009997930019999 ~1998
3965046237930092479 ~1998
396508241237904944710 ~1999
3965190837930381679 ~1998
396547973237928783910 ~1999
3965489637930979279 ~1998
3965614437931228879 ~1998
3965658117931316239 ~1998
3965785797931571599 ~1998
396580637237948382310 ~1999
3965851917931703839 ~1998
396593777237956266310 ~1999
396614609555260452710 ~2000
3966153717932307439 ~1998
3966164037932328079 ~1998
3966220437932440879 ~1998
396638401237983040710 ~1999
396642593237985555910 ~1999
3966622197933244399 ~1998
3966645717933291439 ~1998
3966797997933595999 ~1998
3966853197933706399 ~1998
396709123952101895310 ~2001
Exponent Prime Factor Digits Year
396727817317382253710 ~2000
3967284597934569199 ~1998
3967336197934672399 ~1998
3967482597934965199 ~1998
3967503837935007679 ~1998
396753457634805531310 ~2000
3967599717935199439 ~1998
396771581238062948710 ~1999
3967721997935443999 ~1998
3967741094047095911911 ~2002
3967791117935582239 ~1998
3967791112856809599311
396786947317429557710 ~2000
396789527714221148710 ~2000
3968033397936066799 ~1998
3968044317936088639 ~1998
396810241238086144710 ~1999
3968126397936252799 ~1998
3968186517936373039 ~1998
3968245797936491599 ~1998
3968412837936825679 ~1998
3968658731190597619111 ~2001
3968808117937616239 ~1998
3968822231587528892111 ~2001
396890743635025188910 ~2000
Exponent Prime Factor Digits Year
396894031635030449710 ~2000
396900607635040971310 ~2000
396900797238140478310 ~1999
396908881238145328710 ~1999
396925769317540615310 ~2000
3969676437939352879 ~1998
3969783117939566239 ~1998
3969849117939698239 ~1998
3969940437939880879 ~1998
396994397238196638310 ~1999
3970176837940353679 ~1998
397046473238227883910 ~1999
3970699197941398399 ~1998
397074893238244935910 ~1999
397097807317678245710 ~2000
3970990197941980399 ~1998
397114541238268724710 ~1999
3971164917942329839 ~1998
3971239317942478639 ~1998
3971262837942525679 ~1998
397141337238284802310 ~1999
397147981238288788710 ~1999
3971775597943551199 ~1998
3971876637943753279 ~1998
397189867714941760710 ~2000
Exponent Prime Factor Digits Year
3972028317944056639 ~1998
397217573238330543910 ~1999
397222957238333774310 ~1999
3972273597944547199 ~1998
3972609597945219199 ~1998
3972689397945378799 ~1998
3972739797945479599 ~1998
3973070637946141279 ~1998
3973118997946237999 ~1998
3973156797946313599 ~1998
397327421317861936910 ~2000
3973279797946559599 ~1998
3973391397946782799 ~1998
3973556397947112799 ~1998
3973729317947458639 ~1998
3973760997947521999 ~1998
3973761237947522479 ~1998
3973800597947601199 ~1998
3974092197948184399 ~1998
397428667397428667110 ~2000
3974335797948671599 ~1998
3974454597948909199 ~1998
3974455197948910399 ~1998
3974496597948993199 ~1998
3974525637949051279 ~1998
3076
GIMPS The Prime Pages FactorDb.com
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25-04-20