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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
26751443535028878 ~1989
26751503535030078 ~1989
26751911535038238 ~1989
26752031535040638 ~1989
267520931605125599 ~1990
267521392140171139 ~1990
26752391535047838 ~1989
26752763535055278 ~1989
26753173572517902310 ~1994
26753351535067038 ~1989
26753411535068238 ~1989
267538971605233839 ~1990
26753939535078798 ~1989
26754011535080238 ~1989
26754031834725767310 ~1994
267543892140351139 ~1990
26754551535091038 ~1989
267545776421098499 ~1992
26755343535106878 ~1989
267555171605331039 ~1990
26755523535110478 ~1989
26755583535111678 ~1989
267556331605337999 ~1990
26756111535122238 ~1989
26756519535130398 ~1989
Exponent Prime Factor Digits Year
26756591535131838 ~1989
26757539535150798 ~1989
26757611535152238 ~1989
26758883535177678 ~1989
26759123535182478 ~1989
26759171535183438 ~1989
26760323535206478 ~1989
26761103535222078 ~1989
26761271535225438 ~1989
26761439535228798 ~1989
26761549208740082310 ~1993
267621611605729679 ~1990
26762423535248478 ~1989
26762531535250638 ~1989
26763263535265278 ~1989
267632771605796639 ~1990
26763923535278478 ~1989
267640931605845599 ~1990
26764403535288078 ~1989
267644534282312499 ~1991
26764931535298638 ~1989
26765269144532452710 ~1992
26765363535307278 ~1989
26765603535312078 ~1989
267658672141269379 ~1990
Exponent Prime Factor Digits Year
26767211535344238 ~1989
26767259535345198 ~1989
26767343535346878 ~1989
26767439535348798 ~1989
26767679535353598 ~1989
26767991535359838 ~1989
26768099535361998 ~1989
267686114818349999 ~1991
267689276424542499 ~1992
26769503535390078 ~1989
26769971535399438 ~1989
26771159535423198 ~1989
267712492141699939 ~1990
26771711535434238 ~1989
26771939535438798 ~1989
26772131535442638 ~1989
26772983535459678 ~1989
26773031535460638 ~1989
26774459535489198 ~1989
267749812141998499 ~1990
26775719535514398 ~1989
26775851535517038 ~1989
267762131606572799 ~1990
26776331535526638 ~1989
26777111535542238 ~1989
Exponent Prime Factor Digits Year
26778263535565278 ~1989
26778599535571998 ~1989
26778623535572478 ~1989
267793912142351299 ~1990
26779517321354204110 ~1993
26779859535597198 ~1989
267798592142388739
26779979535599598 ~1989
26780399535607998 ~1989
267804314284868979 ~1991
26780651535613038 ~1989
26780783535615678 ~1989
26781971535639438 ~1989
26782319535646398 ~1989
26782439535648798 ~1989
26783579535671598 ~1989
26783951535679038 ~1989
26784083535681678 ~1989
26784143535682878 ~1989
267841811607050879 ~1990
267844131607064799 ~1990
26784419535688398 ~1989
267848811607092879 ~1990
26785019385704273710 ~1994
267851232678512319 ~1991
1627
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25-04-13