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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
54291471302995299 ~1986
5429321434345698 ~1985
5429401325764078 ~1985
5429731542973118 ~1985
5429807434384578 ~1985
5430059108601198 ~1984
5430317434425378 ~1985
54303491303283779 ~1986
5430443108608878 ~1984
5430791108615838 ~1984
5430907543090718 ~1985
5430959108619198 ~1984
5430961325857678 ~1985
5431037325862238 ~1985
5431121434489698 ~1985
5431277325876638 ~1985
5431799108635998 ~1984
5431819543181918 ~1985
5431949434555938 ~1985
5432087434566978 ~1985
5432351108647038 ~1984
5432351977823198
5432417434593378 ~1985
5432579434606338 ~1985
5432597760563598 ~1986
Exp. Prime Factor Digits Year
5432621325957278 ~1985
5433101325986078 ~1985
5433293325997598 ~1985
5433343543334318 ~1985
5433419108668398 ~1984
5433431434674498 ~1985
5433479108669598 ~1984
5433517326011038 ~1985
5433731108674638 ~1984
5433731978071598
5433787869405938 ~1986
5433839108676798 ~1984
5433997326039838 ~1985
5434031434722498 ~1985
54343491630304719 ~1986
54344091739010899 ~1987
5434661434772898 ~1985
5434697326081838 ~1985
5434937326096238 ~1985
54349971630499119 ~1986
5435399108707998 ~1984
5435519108710398 ~1984
5435723108714478 ~1984
54359592283102799 ~1987
5436113326166798 ~1985
Exp. Prime Factor Digits Year
5436217326173038 ~1985
5436577326194638 ~1985
5436653761131438 ~1986
54368031413568799 ~1986
5436881326212878 ~1985
5437169434973538 ~1985
5437273326236398 ~1985
5437343108746878 ~1984
5437373326242398 ~1985
5437403108748078 ~1984
5437507543750718 ~1985
5437643108752878 ~1984
5437979108759598 ~1984
5438099108761998 ~1984
5438099435047938
54381312175252419 ~1987
5438183108763678 ~1984
5438273761358238 ~1986
5438359543835918 ~1985
5438483108769678 ~1984
5438639435091138 ~1985
5438651108773038 ~1984
5438663108773278 ~1984
5439191108783838 ~1984
5439227435138178 ~1985
Exp. Prime Factor Digits Year
5439299108785998 ~1984
54392992719649519
5439341435147298 ~1985
5439361870297778 ~1986
5439697326381838 ~1985
5439727543972718 ~1985
5439743108794878 ~1984
5440007130560168110 ~1989
5440217326413038 ~1985
5440223108804478 ~1984
5440343108806878 ~1984
5440361326421678 ~1985
5440361435228898
5440499108809998 ~1984
5440543544054318 ~1985
5440621326437278 ~1985
5440751108815038 ~1984
5440781326446878 ~1985
54408192285143999 ~1987
5440871108817438 ~1984
5441053326463198 ~1985
5441123108822478 ~1984
5441129435290338 ~1985
5441591108831838 ~1984
54417735224102099 ~1988
731
GIMPS The Prime Pages FactorDb.com
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25-11-02