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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
979103031958206079 ~1993
979107591958215199 ~1993
979114791958229599 ~1993
979127991958255999 ~1993
979146231958292479 ~1993
979165935874995599 ~1995
979168317833346499 ~1995
979169391958338799 ~1993
979197711958395439 ~1993
979207935875247599 ~1995
979255191958510399 ~1993
979287735875726399 ~1995
979302775875816639 ~1995
979364631958729279 ~1993
979387071900010915911 ~1998
979394631958789279 ~1993
979397991958795999 ~1993
979398111958796239 ~1993
979400991958801999 ~1993
979425775876554639 ~1995
979444911958889839 ~1993
979452831958905679 ~1993
979495431958990879 ~1993
979520511959041039 ~1993
979549191959098399 ~1993
Exponent Prime Factor Digits Year
979581231959162479 ~1993
979598931880829945711 ~1998
979614111959228239 ~1993
979657431959314879 ~1993
979658877837270979 ~1995
979669334526072304711 ~1999
979692111959384239 ~1993
979699735878198399 ~1995
979714911959429839 ~1993
979719591959439199 ~1993
979722711959445439 ~1993
979723335878339999 ~1995
979749831959499679 ~1993
979779231959558479 ~1993
97978213293934639110 ~1996
979782711959565439 ~1993
979782777838262179 ~1995
979801911959603839 ~1993
979845111959690239 ~1993
979847391959694799 ~1993
979859631959719279 ~1993
979867191959734399 ~1993
979871391959742799 ~1993
979879431959758879 ~1993
979892991959785999 ~1993
Exponent Prime Factor Digits Year
979914231959828479 ~1993
979930191959860399 ~1993
97993171176387707910 ~1996
979941015879646079 ~1995
97994423313582153710 ~1996
979952815879716879 ~1995
979966279799662719 ~1995
979984791959969599 ~1993
979995231959990479 ~1993
980007615880045679 ~1995
980014791960029599 ~1993
980023191960046399 ~1993
980048391960096799 ~1993
980057511960115039 ~1993
980058117840464899 ~1995
980075719800757119 ~1995
98008627646856938310 ~1997
980089917840719299 ~1995
980093991960187999 ~1993
980108511960217039 ~1993
980109375880656239 ~1995
980116431960232879 ~1993
980152311960304639 ~1993
980167335881003999 ~1995
980215015881290079 ~1995
Exponent Prime Factor Digits Year
98021641156834625710 ~1996
980230311960460639 ~1993
980243097841944739 ~1995
980253111960506239 ~1993
980271231960542479 ~1993
980291535881749199 ~1995
980304175881825039 ~1995
980322831960645679 ~1993
980355291941103474311 ~1998
980377431960754879 ~1993
980388831960777679 ~1993
980390991960781999 ~1993
980393391960786799 ~1993
980402631960805279 ~1993
980404431960808879 ~1993
98043601215695922310 ~1996
980453935882723599 ~1995
980455431960910879 ~1993
980456217843649699 ~1995
980493231960986479 ~1993
980493238000824756911
980503431961006879 ~1993
980505591961011199 ~1993
980507517844060099 ~1995
980569215883415279 ~1995
2412
GIMPS The Prime Pages FactorDb.com
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25-05-04