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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
538439031076878079 ~1991
538442391076884799 ~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
538557591077115199 ~1991
538563591077127199 ~1991
53857277420086760710 ~1995
538588374308706979 ~1993
538590231077180479 ~1991
538594191077188399 ~1991
538597191077194399 ~1991
538602111077204239 ~1991
538610391077220799 ~1991
Exponent Prime Factor Digits Year
538611831077223679 ~1991
538624933231749599 ~1993
538627191077254399 ~1991
538630875386308719 ~1993
538638915386389119 ~1993
538639191077278399 ~1991
538643511077287039 ~1991
538651311077302639 ~1991
538652631077305279 ~1991
538663431077326879 ~1991
538680435386804319 ~1993
538685391077370799 ~1991
53869391172382051310 ~1994
538698111077396239 ~1991
538704733232228399 ~1993
538708191077416399 ~1991
538714074309712579 ~1993
538717573232305439 ~1993
538732191077464399 ~1991
538740591077481199 ~1991
538751119697519999 ~1994
53875313161625939110 ~1994
538758591077517199 ~1991
538773711077547439 ~1991
538782111077564239 ~1991
Exponent Prime Factor Digits Year
538800231077600479 ~1991
538805031077610079 ~1991
538808991077617999 ~1991
538817031077634079 ~1991
538829031077658079 ~1991
538830173232981039 ~1993
538831613232989679 ~1993
538840791077681599 ~1991
538841511077683039 ~1991
538845111077690239 ~1991
538857591077715199 ~1991
538863831077727679 ~1991
53887121301767877710 ~1995
538878591077757199 ~1991
538895814311166499 ~1993
538897911077795839 ~1991
538913031077826079 ~1991
538921311077842639 ~1991
538925631077851279 ~1991
538934031077868079 ~1991
53893843355699363910 ~1995
538946511077893039 ~1991
538960191077920399 ~1991
538961631077923279 ~1991
538964991077929999 ~1991
Exponent Prime Factor Digits Year
538971831077943679 ~1991
538972191077944399 ~1991
538977711077955439 ~1991
538980231077960479 ~1991
538986594311892739 ~1993
538989831077979679 ~1991
538990911077981839 ~1991
538998231077996479 ~1991
538998733233992399 ~1993
539013831078027679 ~1991
539015391078030799 ~1991
539016231078032479 ~1991
539018631078037279 ~1991
539051991078103999 ~1991
539081991078163999 ~1991
539085591078171199 ~1991
539089133234534799 ~1993
539096173234577039 ~1993
539100711078201439 ~1991
539107431078214879 ~1991
539117031078234079 ~1991
539119674312957379 ~1993
53912147776334916910 ~1996
53912647345040940910 ~1995
539143213234859279 ~1993
2240
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26-01-11