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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
466981193396237 ~1983
4669853653779438 ~1985
46700934483289299 ~1987
4670641280238478 ~1984
467081993416397 ~1983
467099993419997 ~1983
4671113280266798 ~1984
4671647373731778 ~1985
4671761373740898 ~1985
4671899840941838 ~1985
467198393439677 ~1983
4672049654086878 ~1985
46720991121303779 ~1986
4672253280335198 ~1984
46723331121359939 ~1986
467246393449277 ~1983
46724631121391139
467275193455037 ~1983
467282393456477 ~1983
467291993458397 ~1983
4673099373847938 ~1985
4673159373852738 ~1985
4673491841228398 ~1985
4673609373888738 ~1985
4673681280420878 ~1984
Exp. Prime Factor Digits Year
4673681373894498
467378393475677 ~1983
4673927841306878 ~1985
467393993478797 ~1983
4673957654353998 ~1985
4673983747837298 ~1985
4674161373932898 ~1985
4674353280461198 ~1984
467456393491277 ~1983
467467193493437 ~1983
4674671841440798
46746731121921539 ~1986
467486393497277 ~1983
467509193501837 ~1983
4675123467512318 ~1985
467519993503997 ~1983
4675217374017378 ~1985
4675247374019778 ~1985
467534393506877 ~1983
467540393508077 ~1983
467543993508797 ~1983
46754394581930239
4675717280543038 ~1984
4675753280545198 ~1984
4675841280550478 ~1984
Exp. Prime Factor Digits Year
4676219841719438 ~1985
4676233280573998 ~1984
46765931028850479 ~1986
4676729654742078 ~1985
4677089374167138 ~1985
4677137374170978 ~1985
467719193543837 ~1983
467744393548877 ~1983
46776531122636739 ~1986
4677677654874798 ~1985
4677679467767918 ~1985
4677691134717500910 ~1988
46778171403345119 ~1986
4678049374243938 ~1985
4678061280683678 ~1984
4678109374248738 ~1985
46781874584623279 ~1987
46782175613860419 ~1987
467825993565197 ~1983
4678327467832718 ~1985
4678561280713678 ~1984
4678673280720398 ~1984
4678721280723278 ~1984
4678781280726878 ~1984
467909993581997 ~1983
Exp. Prime Factor Digits Year
46791371122992899 ~1986
4679201280752078 ~1984
4679293280757598 ~1984
467963993592797 ~1983
4679651374372098 ~1985
4679767467976718 ~1985
467977193595437 ~1983
4679839467983918 ~1985
467989193597837 ~1983
467990393598077 ~1983
4679923467992318 ~1985
4680001280800078 ~1984
4680041374403298 ~1985
4680161374412898 ~1985
468031193606237 ~1983
468032393606477 ~1983
4680433280825998 ~1984
468050393610077 ~1983
468055193611037 ~1983
468056393611277 ~1983
46805871216952639 ~1986
4680701280842078 ~1984
4680791374463298 ~1985
4680853280851198 ~1984
468119993623997 ~1983
653
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25-05-04