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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
31339631626792638 ~1990
31340423626808478 ~1990
31341071626821438 ~1990
313411731880470399 ~1991
31341371626827438 ~1990
31341683626833678 ~1990
31341731626834638 ~1990
31341911626838238 ~1990
31342043626840878 ~1990
31342319626846398 ~1990
313426033134260319 ~1991
313427331880563999 ~1991
31342991626859838 ~1990
31343423626868478 ~1990
31344431626888638 ~1990
313445535015128499 ~1992
31344671626893438 ~1990
31345019626900398 ~1990
31345211626904238 ~1990
31345283626905678 ~1990
31345439626908798 ~1990
31345799626915998 ~1990
31346279626925598 ~1990
31346411626928238 ~1990
31346879626937598 ~1990
Exponent Prime Factor Digits Year
31346891626937838 ~1990
31347059626941198 ~1990
31347203626944078 ~1990
31347611626952238 ~1990
31348151626963038 ~1990
31348319626966398 ~1990
31348979626979598 ~1990
31349459626989198 ~1990
313496531880979199 ~1991
31349723626994478 ~1990
313498211880989279 ~1991
31350491627009838 ~1990
313508571881051439 ~1991
31350971627019438 ~1990
313519731881118399 ~1991
313527731881166399 ~1991
31353503457761143910 ~1994
31353551627071038 ~1990
31353659627073198 ~1990
31353863627077278 ~1990
31354019627080398 ~1990
31354079627081598 ~1990
31355099627101998 ~1990
31355459627109198 ~1990
31355711627114238 ~1990
Exponent Prime Factor Digits Year
31355903627118078 ~1990
31356323627126478 ~1990
313567571881405439 ~1991
31357031627140638 ~1990
31357499627149998 ~1990
31357583627151678 ~1990
31357811627156238 ~1990
31357871627157438 ~1990
31358231627164638 ~1990
313585131881510799 ~1991
31359539627190798 ~1990
31359719627194398 ~1990
31359791627195838 ~1990
31359803627196078 ~1990
31360271627205438 ~1990
31360319627206398 ~1990
31360691627213838 ~1990
31360739627214798 ~1990
31361171627223438 ~1990
31361279627225598 ~1990
313613775017820339 ~1992
31361483627229678 ~1990
31362011627240238 ~1990
313620472508963779 ~1991
31362119627242398 ~1990
Exponent Prime Factor Digits Year
31362323627246478 ~1990
31363331627266638 ~1990
31363991627279838 ~1990
313640179409205119 ~1992
31364519627290398 ~1990
31364603627292078 ~1990
31365023627300478 ~1990
31365311627306238 ~1990
31365359627307198 ~1990
31365623627312478 ~1990
31366799627335998 ~1990
31367051627341038 ~1990
31367243627344878 ~1990
31367543627350878 ~1990
31368131627362638 ~1990
31368719627374398 ~1990
31369643225861429710 ~1993
31370351627407038 ~1990
31370411627408238 ~1990
31370611225868399310 ~1993
313707412509659299 ~1991
31371971627439438 ~1990
313722915019566579 ~1992
31372703677650384910 ~1995
313737171882423039 ~1991
1760
GIMPS The Prime Pages FactorDb.com
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25-04-13