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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
37497683749953678 ~1990
37497953119993449710 ~1993
37498031749960638 ~1990
37498679749973598 ~1990
374988172249929039 ~1991
37499183749983678 ~1990
374994592999956739 ~1992
37499723659995124910 ~1995
37499783749995678 ~1990
37500371750007438 ~1990
37500719750014398 ~1990
37500779750015598 ~1990
37500791750015838 ~1990
37500899750017998 ~1990
375009893000079139 ~1992
37501283750025678 ~1990
375013012250078079 ~1991
37501631750032638 ~1990
375017473750174719 ~1992
37502291750045838 ~1990
37502711750054238 ~1990
37502831750056638 ~1990
375029532250177199 ~1991
37502999750059998 ~1990
37503803750076078 ~1990
Exponent Prime Factor Digits Year
375043216000691379 ~1992
375046673000373379 ~1992
37504739750094798 ~1990
37504871750097438 ~1990
37504979750099598 ~1990
37505063750101278 ~1990
37505543750110878 ~1990
37505843750116878 ~1990
37506263750125278 ~1990
37506613112519839110 ~1993
37506803750136078 ~1990
375076972250461839 ~1991
37508123750162478 ~1990
375083273000666179 ~1992
37508459750169198 ~1990
375095813443379535911 ~1997
37510043750200878 ~1990
37510523750210478 ~1990
37511399750227998 ~1990
37511711750234238 ~1990
375118972250713839 ~1991
37512071750241438 ~1990
37512119750242398 ~1990
375123293000986339 ~1992
37513019157554679910 ~1993
Exponent Prime Factor Digits Year
375133973001071779 ~1992
37513403750268078 ~1990
37513499750269998 ~1990
37514111750282238 ~1990
375144372250866239 ~1991
37514579750291598 ~1990
37514819750296398 ~1990
37515011750300238 ~1990
37515083750301678 ~1990
37515431750308638 ~1990
375161236002579699 ~1992
37516439750328798 ~1990
37516499750329998 ~1990
375169873751698719 ~1992
37517423750348478 ~1990
37517663750353278 ~1990
37517783750355678 ~1990
375184212251105279 ~1991
37518479750369598 ~1990
375187079754863839 ~1993
375187135252619839 ~1992
375187572251125439 ~1991
37519211750384238 ~1990
37519259750385198 ~1990
37519343750386878 ~1990
Exponent Prime Factor Digits Year
375197513001580099 ~1992
37519763750395278 ~1990
375198972251193839 ~1991
37519931750398638 ~1990
37520303750406078 ~1990
37520471750409438 ~1990
375206772251240639 ~1991
37520999750419998 ~1990
375213532251281199 ~1991
37521359750427198 ~1990
37521611750432238 ~1990
37521719750434398 ~1990
37521791750435838 ~1990
37522139750442798 ~1990
37522571750451438 ~1990
37522871750457438 ~1990
37523243750464878 ~1990
37523399750467998 ~1990
37523663750473278 ~1990
37523963750479278 ~1990
37524191750483838 ~1990
375252612251515679 ~1991
37525679750513598 ~1990
37525979750519598 ~1990
37526003750520078 ~1990
2038
GIMPS The Prime Pages FactorDb.com
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26-03-15