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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
450771437212342899 ~1993
450773772704642639 ~1992
45078443901568878 ~1991
450785693606285539 ~1992
450789473606315779 ~1992
45080291901605838 ~1991
450805012704830079 ~1992
45081923901638478 ~1991
45082451901649038 ~1991
45082931901658638 ~1991
45083411901668238 ~1991
450837412705024479 ~1992
45084443901688878 ~1991
45085511901710238 ~1991
45085979901719598 ~1991
45086287108207088910 ~1993
45086963901739278 ~1991
450878532705271199 ~1992
45088271901765438 ~1991
45089963901799278 ~1991
45090491901809838 ~1991
45090659901813198 ~1991
450912132705472799 ~1992
450913073607304579 ~1992
45091643901832878 ~1991
Exponent Prime Factor Digits Year
45091751901835038 ~1991
45091919901838398 ~1991
45092051901841038 ~1991
450931572705589439 ~1992
45093791901875838 ~1991
45094019901880398 ~1991
45094331901886638 ~1991
45095819901916398 ~1991
45096539901930798 ~1991
45096983901939678 ~1991
45097103901942078 ~1991
45097259901945198 ~1991
450979732705878399 ~1992
450980412705882479 ~1992
45098759901975198 ~1991
45100859902017198 ~1991
45101219902024398 ~1991
45101471902029438 ~1991
45102251902045038 ~1991
45103631902072638 ~1991
45104159902083198 ~1991
451058693608469539 ~1992
451069613608556899 ~1992
451084332706505999 ~1992
451087372706524239 ~1992
Exponent Prime Factor Digits Year
45109523902190478 ~1991
45109979902199598 ~1991
451101132706606799 ~1992
45110587586437631110 ~1995
45111323902226478 ~1991
45111611902232238 ~1991
45112643902252878 ~1991
45112979902259598 ~1991
451134172706805039 ~1992
451137772706826639 ~1992
45114791902295838 ~1991
45115979902319598 ~1991
451166273609330179 ~1992
45116723902334478 ~1991
45117119902342398 ~1991
45117563902351278 ~1991
45117959902359198 ~1991
451182536316555439 ~1993
45118259902365198 ~1991
45118679902373598 ~1991
451195212707171279 ~1992
45119531902390638 ~1991
451219332707315999 ~1992
45124283902485678 ~1991
451250771868178187911 ~1996
Exponent Prime Factor Digits Year
45125303902506078 ~1991
45126923902538478 ~1991
451272173610177379 ~1992
451276376317869199 ~1993
45127931902558638 ~1991
45127991902559838 ~1991
45128399902567998 ~1991
45129131902582638 ~1991
451307478123534479 ~1993
45132299902645998 ~1991
45132959902659198 ~1991
451339372708036239 ~1992
451350113610800899 ~1992
451363612708181679 ~1992
45138437252775247310 ~1994
45139091902781838 ~1991
45139151902783038 ~1991
451393613611148899 ~1992
45139529108334869710 ~1993
45139739902794798 ~1991
451401593611212739 ~1992
45140759902815198 ~1991
451411212708467279 ~1992
451412474514124719 ~1992
45141923902838478 ~1991
2008
GIMPS The Prime Pages FactorDb.com
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25-06-08