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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.
Exp. Prime Factor Digits Year
245822349164477 ~1981
2458321147499278 ~1982
2458327589998498 ~1984
2458411245841118 ~1983
2458459245845918 ~1983
245867949173597 ~1981
2458759442576638 ~1983
245900349180077 ~1981
24592011377152579 ~1984
24592914131608899 ~1986
2459311245931118 ~1983
2459311983724418
2459497147569838 ~1982
2459497983798818
24596175263580399 ~1986
2459621147577278 ~1982
24596211524965039
2459623393539698 ~1983
2459701147582078 ~1982
2459749541144798 ~1983
2459767442758078 ~1983
2459773541150078 ~1983
2459789196783138 ~1982
2459861147591678 ~1982
24598791229939519 ~1984
Exp. Prime Factor Digits Year
2459921147595278 ~1982
2459923393587698 ~1983
2459993344399038 ~1983
2460013147600798 ~1982
2460061147603678 ~1982
2460467196837378 ~1982
246053949210797 ~1981
24606373543317299 ~1985
2460673147640398 ~1982
246074349214877 ~1981
246079149215837 ~1981
246080349216077 ~1981
2460817147649038 ~1982
246095949219197 ~1981
2461037147662238 ~1982
2461091196887298 ~1982
2461091787549138
246116349223277 ~1981
246122349224477 ~1981
2461313738393918 ~1984
24614531329184639 ~1984
2461457590749698 ~1984
2461601147696078 ~1982
246164349232877 ~1981
2461733787754578 ~1984
Exp. Prime Factor Digits Year
2461873738561918 ~1984
246191949238397 ~1981
24622812166807299 ~1985
2462393344735038 ~1983
2462543788013778 ~1984
24625492708803919 ~1985
24626391773100099 ~1985
24626891576120979 ~1985
246269949253997 ~1981
2462717147763038 ~1982
24627411970192819 ~1985
246287949257597 ~1981
2463031246303118 ~1983
24631371379356739 ~1984
246314349262877 ~1981
2463221147793278 ~1982
2463313394130098 ~1983
246337149267437 ~1981
2463401147804078 ~1982
2463779591306978 ~1984
2464117147847038 ~1982
2464313345003838 ~1983
2464457147867438 ~1982
2464457345023998
2464529197162338 ~1982
Exp. Prime Factor Digits Year
2464603591504738 ~1984
2464669591520578 ~1984
2464733739419918 ~1984
246479949295997 ~1981
246482349296477 ~1981
246485949297197 ~1981
2464921147895278 ~1982
2465011246501118 ~1983
2465161147909678 ~1982
2465161739548318
2465201197216098 ~1982
2465467169624129710 ~1987
2465537147932238 ~1982
246557949311597 ~1981
2465599443807838 ~1983
24656274339503539 ~1986
2465657591757698 ~1984
246581949316397 ~1981
24658193748044899
246584349316877 ~1981
246589149317837 ~1981
24659093156363539 ~1985
2465917591820098 ~1984
246595149319037 ~1981
2466197147971838 ~1982
459
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26-09-27