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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
28792931575858638 ~1989
28793879575877598 ~1989
287938992879389919 ~1991
28794299575885998 ~1989
28794383575887678 ~1989
28795163575903278 ~1989
28796279575925598 ~1989
28797011575940238 ~1989
28797071575941438 ~1989
28797239575944798 ~1989
28797479575949598 ~1989
28797683575953678 ~1989
287992372303938979 ~1991
287995392879953919 ~1991
28799951575999038 ~1989
288002811728016879 ~1990
288003131728018799 ~1990
28800671576013438 ~1989
28800923576018478 ~1989
28801319576026398 ~1989
28801523576030478 ~1989
28802159576043198 ~1989
28802723576054478 ~1989
288030011728180079 ~1990
28803419576068398 ~1989
Exponent Prime Factor Digits Year
28803611576072238 ~1989
28804151576083038 ~1989
288041512304332099
28804571576091438 ~1989
288047531728285199 ~1990
28804799576095998 ~1989
288053171728319039 ~1990
28805519576110398 ~1989
28805891576117838 ~1989
28806383576127678 ~1989
28807139351447095910 ~1994
28807151576143038 ~1989
28807319576146398 ~1989
28807403576148078 ~1989
28807631576152638 ~1989
28807679576153598 ~1989
28807703576154078 ~1989
28807763576155278 ~1989
288079392880793919 ~1991
288081374609301939 ~1991
28808159576163198 ~1989
28808651576173038 ~1989
28808671276563241710 ~1993
28809023576180478 ~1989
28809191576183838 ~1989
Exponent Prime Factor Digits Year
28809239576184798 ~1989
28809311576186238 ~1989
28809359576187198 ~1989
28809479576189598 ~1989
28809779576195598 ~1989
28810343576206878 ~1989
28811759576235198 ~1989
288122471382987856111 ~1995
28812323576246478 ~1989
28812431576248638 ~1989
28812599576251998 ~1989
28813439576268798 ~1989
28813931576278638 ~1989
288146931728881599 ~1990
28815491576309838 ~1989
28815551576311038 ~1989
28815779576315598 ~1989
28815971576319438 ~1989
28816043576320878 ~1989
28816943576338878 ~1989
28817003576340078 ~1989
288171792881717919 ~1991
288175578645267119 ~1992
28817843576356878 ~1989
28818071576361438 ~1989
Exponent Prime Factor Digits Year
28818371576367438 ~1989
28818983576379678 ~1989
288192237492997999 ~1992
288194931729169599 ~1990
28819991576399838 ~1989
288203692305629539 ~1991
28820531576410638 ~1989
28820783576415678 ~1989
288208814611340979 ~1991
28821211167163023910 ~1993
288213292305706339 ~1991
28822499576449998 ~1989
28822789639865915910 ~1994
28823051576461038 ~1989
288236112882361119 ~1991
28824143576482878 ~1989
288247696341449199 ~1992
28824791576495838 ~1989
28826183576523678 ~1989
28826351576527038 ~1989
288267171729603039 ~1990
28826879576537598 ~1989
28827983576559678 ~1989
28828199576563998 ~1989
28828259576565198 ~1989
1687
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25-04-13