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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
36283631725672638 ~1990
36285719725714398 ~1990
362857972902863779 ~1991
36286499725729998 ~1990
362876812177260879 ~1991
36288359725767198 ~1990
362884012903072099 ~1991
36288743725774878 ~1990
36289919725798398 ~1990
36291179725823598 ~1990
36291611725832238 ~1990
362919732177518399 ~1991
36292391725847838 ~1990
36292979725859598 ~1990
362946972177681839 ~1991
36295223348434140910 ~1994
36295463725909278 ~1990
36295859725917198 ~1990
362959932177759599 ~1991
362964972177789839 ~1991
362965372903722979 ~1991
362966392903731139 ~1991
36296699725933998 ~1990
36297143725942878 ~1990
36297179725943598 ~1990
Exponent Prime Factor Digits Year
362975572903804579 ~1991
362982012177892079 ~1991
36298259725965198 ~1990
36298271725965438 ~1990
36298943725978878 ~1990
36301703726034078 ~1990
363017038712408739
36303539726070798 ~1990
36304043726080878 ~1990
363041276534742879 ~1992
363059092904472739 ~1991
36305963726119278 ~1990
363092578714221699 ~1993
36309599726191998 ~1990
36309683726193678 ~1990
36310199726203998 ~1990
36310979726219598 ~1990
363115375083615199 ~1992
36312359726247198 ~1990
36312383726247678 ~1990
36312803726256078 ~1990
36313223726264478 ~1990
36313523726270478 ~1990
36313859726277198 ~1990
36315011726300238 ~1990
Exponent Prime Factor Digits Year
363151873631518719 ~1992
363152833631528319 ~1992
36315371726307438 ~1990
36315599726311998 ~1990
36316177167054414310 ~1993
36316523726330478 ~1990
36316979726339598 ~1990
36318371726367438 ~1990
36318479726369598 ~1990
36318839726376798 ~1990
36319103726382078 ~1990
36319859726397198 ~1990
36320351726407038 ~1990
363214972905719779 ~1991
363218412179310479 ~1991
363222612179335679 ~1991
36324023726480478 ~1990
36324719726494398 ~1990
363262079444813839 ~1993
363270015812320179 ~1992
36329231726584638 ~1990
36329291726585838 ~1990
36330383726607678 ~1990
36330803726616078 ~1990
363313072906504579 ~1991
Exponent Prime Factor Digits Year
363315712906525699 ~1991
36331931726638638 ~1990
363323715813179379 ~1992
363328192906625539 ~1991
36332963726659278 ~1990
36333179726663598 ~1990
36333299726665998 ~1990
36333431726668638 ~1990
36333659726673198 ~1990
36333959726679198 ~1990
363345472906763779 ~1991
36335759726715198 ~1990
36336071726721438 ~1990
36336263726725278 ~1990
36337507523260100910 ~1995
363382732180296399 ~1991
36338531726770638 ~1990
363386332180317999 ~1991
36338651726773038 ~1990
36338663726773278 ~1990
36339431726788638 ~1990
36339623726792478 ~1990
36339683726793678 ~1990
36341999726839998 ~1990
363445072907560579 ~1991
1863
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25-05-04