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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
47671223953424478 ~1991
47672279953445598 ~1991
47673011953460238 ~1991
476735332860411999 ~1992
47673911953478238 ~1991
47675651953513038 ~1991
47676383953527678 ~1991
47677499953549998 ~1991
47677523953550478 ~1991
47678051953561038 ~1991
47679239953584798 ~1991
47679311953586238 ~1991
47680859953617198 ~1991
47682683953653678 ~1991
476829671993148020711 ~1997
476861696676063679 ~1993
476864234768642319 ~1993
47689283953785678 ~1991
47689319953786398 ~1991
476894693815157539 ~1992
47689931953798638 ~1991
47691251953825038 ~1991
47691659953833198 ~1991
476918696676861679 ~1993
476918772861512639 ~1992
Exponent Prime Factor Digits Year
47692343953846878 ~1991
47692511953850238 ~1991
47692763953855278 ~1991
47693699953873998 ~1991
476938313815506499 ~1992
476939772861638639 ~1992
47694217228932241710 ~1994
47696003953920078 ~1991
47696471953929438 ~1991
47699023114477655310 ~1994
47699303953986078 ~1991
47701151954023038 ~1991
47701271954025438 ~1991
47702423954048478 ~1991
477037013816296099 ~1992
477049612862297679 ~1992
477075012862450079 ~1992
47708603954172078 ~1991
477094132862564799 ~1992
47710163954203278 ~1991
47712023954240478 ~1991
47712481104967458310 ~1993
477133973817071779 ~1992
47713691954273838 ~1991
47714003954280078 ~1991
Exponent Prime Factor Digits Year
47714123954282478 ~1991
47714509114514821710 ~1994
47715373190861492110 ~1994
47715971954319438 ~1991
47716379954327598 ~1991
47716499954329998 ~1991
47718119954362398 ~1991
477195413817563299 ~1992
47719921229055620910 ~1994
477199332863195999 ~1992
477200936680813039 ~1993
477203273817626179 ~1992
47724263954485278 ~1991
477245714772457119 ~1993
477248932863493599 ~1992
47725019954500398 ~1991
477267293818138339 ~1992
47729411954588238 ~1991
47730443954608878 ~1991
47730971954619438 ~1991
477321172863927039 ~1992
477341532864049199 ~1992
47734259954685198 ~1991
477368474773684719 ~1993
47737643954752878 ~1991
Exponent Prime Factor Digits Year
477388913819111299 ~1992
47739203954784078 ~1991
47742011954840238 ~1991
47744111954882238 ~1991
477442013819536099 ~1992
47745683954913678 ~1991
47746199954923998 ~1991
47747291954945838 ~1991
47747603954952078 ~1991
477486612864919679 ~1992
47750639955012798 ~1991
47752343955046878 ~1991
47752739955054798 ~1991
477551873820414979 ~1992
47756651955133038 ~1991
47757323955146478 ~1991
477576173820609379 ~1992
477576434775764319 ~1993
477577577641241139 ~1993
47757779955155598 ~1991
47757833114618799310 ~1994
47757863955157278 ~1991
47760239955204798 ~1991
47760299955205998 ~1991
477605412865632479 ~1992
2007
GIMPS The Prime Pages FactorDb.com
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25-04-13