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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
2309891514619783039 ~1996
2309937714619875439 ~1996
2310132594620265199 ~1996
2310218634620437279 ~1996
2310227514620455039 ~1996
2310254994620509999 ~1996
2310269514620539039 ~1996
231040343739329097710 ~1999
2310579234621158479 ~1996
2310583194621166399 ~1996
231063929693191787110 ~1999
231067219231067219110 ~1998
231074141184859312910 ~1998
231079297369726875310 ~1999
2310805194621610399 ~1996
231083417138650050310 ~1997
231088549554612517710 ~1999
2310889194621778399 ~1996
231097469184877975310 ~1998
2311033434622066879 ~1996
231103997323545595910 ~1998
2311137834622275679 ~1996
2311243194622486399 ~1996
231125171184900136910 ~1998
2311255794622511599 ~1996
Exponent Prime Factor Digits Year
231131053554714527310 ~1999
231142621138685572710 ~1997
231153421138692052710 ~1997
231161893138697135910 ~1997
2311660794623321599 ~1996
231169769184935815310 ~1998
2311699434623398879 ~1996
2311784634623569279 ~1996
2311814514623629039 ~1996
2311858194623716399 ~1996
231197573138718543910 ~1997
231199601138719760710 ~1997
231202537138721522310 ~1997
2312185794624371599 ~1996
2312191194624382399 ~1996
231220681138732408710 ~1997
2312247234624494479 ~1996
2312284434624568879 ~1996
2312341314624682639 ~1996
2312342994624685999 ~1996
2312343594624687199 ~1996
2312348514624697039 ~1996
231243553138746131910 ~1997
23124647943335590164712 ~2004
2312533434625066879 ~1996
Exponent Prime Factor Digits Year
231258199416264758310 ~1999
231260551370016881710 ~1999
231265261138759156710 ~1997
2312684034625368079 ~1996
2312692314625384639 ~1996
2312861034625722079 ~1996
2313031794626063599 ~1996
231303997370086395310 ~1999
2313047634626095279 ~1996
231307697138784618310 ~1997
2313083514626167039 ~1996
2313267594626535199 ~1996
2313275994626551999 ~1996
2313277794626555599 ~1996
2313355434626710879 ~1996
2313420114626840239 ~1996
231359201138815520710 ~1997
2313659994627319999 ~1996
2313712194627424399 ~1996
2314200114628400239 ~1996
2314217634628435279 ~1996
2314236114628472239 ~1996
231424573138854743910 ~1997
231424681138854808710 ~1997
231426397138855838310 ~1997
Exponent Prime Factor Digits Year
2314374834628749679 ~1996
231437737138862642310 ~1997
231441073138864643910 ~1997
2314412634628825279 ~1996
2314430994628861999 ~1996
231443131231443131110 ~1998
2314517391666452520911 ~2000
2314517891249839660711 ~2000
231455977138873586310 ~1997
2314631034629262079 ~1996
2314685634629371279 ~1996
2314790514629581039 ~1996
2314891434629782879 ~1996
2314898514629797039 ~1996
2314933314629866639 ~1996
231505853138903511910 ~1997
2315068392037260183311 ~2000
2315120634630241279 ~1996
2315124834630249679 ~1996
231516281185213024910 ~1998
231522839185218271310 ~1998
231524591185219672910 ~1998
231525667926102668110 ~2000
2315358234630716479 ~1996
231539617370463387310 ~1999
2827
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25-04-20