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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
515491911030983839 ~1991
515506431031012879 ~1991
515509914124079299 ~1993
515510991031021999 ~1991
515516274124130179 ~1993
515521911031043839 ~1991
515523231031046479 ~1991
515527791031055599 ~1991
515535591031071199 ~1991
515536333093217999 ~1992
515548794124390339 ~1993
51554933123731839310 ~1994
515551311031102639 ~1991
515560791031121599 ~1991
515571897218006479 ~1993
515614311031228639 ~1991
515618214124945699 ~1993
515621511031243039 ~1991
515624031031248079 ~1991
515632013093792079 ~1992
515644813093868879 ~1992
515657631031315279 ~1991
515667831031335679 ~1991
515668911031337839 ~1991
515672475156724719 ~1993
Exponent Prime Factor Digits Year
51567281567240091110 ~1995
515680074125440579 ~1993
515680431031360879 ~1991
515681031031362079 ~1991
515703711031407439 ~1991
515713911031427839 ~1991
515725792238249928711 ~1997
515726391031452799 ~1991
515734818251756979 ~1993
515738813094432879 ~1992
515759391031518799 ~1991
515764911031529839 ~1991
515769111031538239 ~1991
515771991031543999 ~1991
515785311031570639 ~1991
515792333094753999 ~1992
515801813094810879 ~1992
515817675158176719 ~1993
515833311031666639 ~1991
515834031031668079 ~1991
515845311031690639 ~1991
515851191031702399 ~1991
515853714126829699 ~1993
515855631031711279 ~1991
515861631031723279 ~1991
Exponent Prime Factor Digits Year
515863191031726399 ~1991
515867274126938179 ~1993
515867391031734799 ~1991
515873697222231679 ~1993
515879595158795919 ~1993
515886231031772479 ~1991
515900391031800799 ~1991
515901831031803679 ~1991
515920275159202719 ~1993
515928111031856239 ~1991
515944497223222879 ~1993
515959333095755999 ~1992
515981031031962079 ~1991
515997591031995199 ~1991
516044391032088799 ~1991
516063078257009139 ~1993
516063111032126239 ~1991
516094191032188399 ~1991
516098391032196799 ~1991
516113631032227279 ~1991
51611531134189980710 ~1994
516126111032252239 ~1991
516131511032263039 ~1991
516137031032274079 ~1991
516138294129106339 ~1993
Exponent Prime Factor Digits Year
51614161113551154310 ~1994
516143511032287039 ~1991
516152991032305999 ~1991
516156591032313199 ~1991
516157791032315599 ~1991
516190311032380639 ~1991
516227991032455999 ~1991
516229791032459599 ~1991
516235973097415839 ~1992
516237773097426639 ~1992
516248933097493599 ~1992
516251399292525039 ~1994
516283191032566399 ~1991
516289311032578639 ~1991
516293391032586799 ~1991
51629399629878667910 ~1996
516309795163097919 ~1993
516320413097922479 ~1992
516327831032655679 ~1991
516328311032656639 ~1991
51633649526663219910 ~1995
516338214130705699 ~1993
516344631032689279 ~1991
516363373098180239 ~1992
516387111032774239 ~1991
2050
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25-04-13