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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
4675247374019778 ~1985
467534393506877 ~1983
467540393508077 ~1983
467543993508797 ~1983
46754394581930239
4675717280543038 ~1984
4675753280545198 ~1984
4675841280550478 ~1984
4676219841719438 ~1985
4676233280573998 ~1984
46765931028850479 ~1986
4676729654742078 ~1985
4677089374167138 ~1985
4677121748339378 ~1985
4677137374170978 ~1985
467719193543837 ~1983
467744393548877 ~1983
46776531122636739 ~1986
4677677654874798 ~1985
4677679467767918 ~1985
4677691134717500910 ~1988
46778171403345119 ~1986
4678049374243938 ~1985
4678061280683678 ~1984
4678109374248738 ~1985
Exp. Prime Factor Digits Year
4678183748509298 ~1985
46781874584623279 ~1987
46782175613860419 ~1987
467825993565197 ~1983
4678327467832718 ~1985
4678561280713678 ~1984
4678673280720398 ~1984
4678721280723278 ~1984
4678781280726878 ~1984
4678937655051198 ~1985
467909993581997 ~1983
46791371122992899 ~1986
4679201280752078 ~1984
4679293280757598 ~1984
4679533748725298 ~1985
467963993592797 ~1983
4679651374372098 ~1985
4679767467976718 ~1985
467977193595437 ~1983
4679839467983918 ~1985
467989193597837 ~1983
467990393598077 ~1983
4679923467992318 ~1985
4680001280800078 ~1984
4680041374403298 ~1985
Exp. Prime Factor Digits Year
4680161374412898 ~1985
468031193606237 ~1983
468032393606477 ~1983
4680433280825998 ~1984
468050393610077 ~1983
468055193611037 ~1983
468056393611277 ~1983
46805871216952639 ~1986
4680701280842078 ~1984
4680791374463298 ~1985
4680853280851198 ~1984
468119993623997 ~1983
4681297749007538 ~1985
46813091123514179 ~1986
4681337655387198 ~1985
4681561280893678 ~1984
46816312247182899 ~1986
468175193635037 ~1983
468176393635277 ~1983
4681871374549698 ~1985
468200393640077 ~1983
468223193644637 ~1983
4682357374588578 ~1985
4682371749179378 ~1985
4682551468255118 ~1985
Exp. Prime Factor Digits Year
4682737280964238 ~1984
468301193660237 ~1983
46830471123931299 ~1986
46830835713361279 ~1987
4683391749342578 ~1985
4683463749354098 ~1985
468377993675597 ~1983
4683871468387118 ~1985
468392393678477 ~1983
468425993685197 ~1983
468439193687837 ~1983
468452393690477 ~1983
4684553655837438 ~1985
46849576371541539 ~1988
4685071468507118 ~1985
4685129374810338 ~1985
46851794216661119 ~1987
46852211030748639 ~1986
4685333655946638 ~1985
4685341281120478 ~1984
4685497749679538 ~1985
468611993722397 ~1983
4686257281175438 ~1984
4686817281209038 ~1984
4686841281210478 ~1984
688
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26-07-19