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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
538114791076229599 ~1991
538119111076238239 ~1991
538134711076269439 ~1991
538162911076325839 ~1991
538216133229296799 ~1993
538222911076445839 ~1991
538227591076455199 ~1991
538233591076467199 ~1991
538246791076493599 ~1991
538253391076506799 ~1991
538257711076515439 ~1991
538267191076534399 ~1991
538270914306167299 ~1993
538272831076545679 ~1991
538291374306330979 ~1993
538318191076636399 ~1991
538340511076681039 ~1991
538342035383420319 ~1993
538359173230155039 ~1993
538362831076725679 ~1991
538364631076729279 ~1991
538366191076732399 ~1991
538370391076740799 ~1991
538377111076754239 ~1991
538399911076799839 ~1991
Exponent Prime Factor Digits Year
538402191076804399 ~1991
538404774307238179 ~1993
53840713118449568710 ~1994
538411431076822879 ~1991
538411911076823839 ~1991
538412475384124719 ~1993
538419231076838479 ~1991
538424991076849999 ~1991
538425711076851439 ~1991
538436511076873039 ~1991
538439031076878079 ~1991
538446711076893439 ~1991
538450911076901839 ~1991
538451333230707999 ~1993
538470231076940479 ~1991
538481991076963999 ~1991
53849071215396284110 ~1995
538491111076982239 ~1991
538499511076999039 ~1991
538522191077044399 ~1991
538523391077046799 ~1991
538533231077066479 ~1991
538533618616537779 ~1994
538552679693948079 ~1994
538557231077114479 ~1991
Exponent Prime Factor Digits Year
538557591077115199 ~1991
538563591077127199 ~1991
53857277420086760710 ~1995
538588374308706979 ~1993
538594191077188399 ~1991
538602111077204239 ~1991
538610391077220799 ~1991
538611831077223679 ~1991
538624933231749599 ~1993
538627191077254399 ~1991
538630875386308719 ~1993
538638915386389119 ~1993
538639191077278399 ~1991
538651311077302639 ~1991
538652631077305279 ~1991
538663431077326879 ~1991
538680435386804319 ~1993
538685391077370799 ~1991
538698111077396239 ~1991
538704733232228399 ~1993
538708191077416399 ~1991
538714074309712579 ~1993
538717573232305439 ~1993
538732191077464399 ~1991
538740591077481199 ~1991
Exponent Prime Factor Digits Year
538751119697519999 ~1994
53875313161625939110 ~1994
538758591077517199 ~1991
538773711077547439 ~1991
538782111077564239 ~1991
538805031077610079 ~1991
538808991077617999 ~1991
538817031077634079 ~1991
538829031077658079 ~1991
538830173232981039 ~1993
538831613232989679 ~1993
538840791077681599 ~1991
538841511077683039 ~1991
538845111077690239 ~1991
538857591077715199 ~1991
538863831077727679 ~1991
538878591077757199 ~1991
538895814311166499 ~1993
538897911077795839 ~1991
538913031077826079 ~1991
538925631077851279 ~1991
538934031077868079 ~1991
53893843355699363910 ~1995
538946511077893039 ~1991
538960191077920399 ~1991
2074
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25-04-13