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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
40108199802163998 ~1990
401085479626051299 ~1993
40108643802172878 ~1990
40108751802175038 ~1990
40109183802183678 ~1990
40110359802207198 ~1990
40110503802210078 ~1990
40110839802216798 ~1990
40111871802237438 ~1990
40111979802239598 ~1990
40112183802243678 ~1990
40112339802246798 ~1990
40112519802250398 ~1990
40113179802263598 ~1990
40113263802265278 ~1990
401137099627290179 ~1993
40114043802280878 ~1990
40114199802283998 ~1990
40114331802286638 ~1990
40115171802303438 ~1990
40115219802304398 ~1990
40115303802306078 ~1990
40115711802314238 ~1990
40115951802319038 ~1990
401163972406983839 ~1992
Exponent Prime Factor Digits Year
40116683802333678 ~1990
40116731802334638 ~1990
40117799802355998 ~1990
40117919802358398 ~1990
40118219802364398 ~1990
40118531802370638 ~1990
40118891802377838 ~1990
40118999802379998 ~1990
40119071802381438 ~1990
40119743802394878 ~1990
40120271802405438 ~1990
40120319802406398 ~1990
40120511802410238 ~1990
40120631802412638 ~1990
401210236419363699 ~1993
40121183802423678 ~1990
40121363802427278 ~1990
401224972407349839 ~1992
40122503802450078 ~1990
40122611802452238 ~1990
40123931802478638 ~1990
401242634012426319 ~1992
40124303802486078 ~1990
40124723802494478 ~1990
40124963802499278 ~1990
Exponent Prime Factor Digits Year
40125419802508398 ~1990
40125623802512478 ~1990
40125779802515598 ~1990
40126319802526398 ~1990
40126631802532638 ~1990
40127291802545838 ~1990
401276573210212579 ~1992
40127891802557838 ~1990
40128131802562638 ~1990
40128311802566238 ~1990
40128359802567198 ~1990
401293913210351299 ~1992
40130003802600078 ~1990
40130663802613278 ~1990
401311495618360879 ~1992
401326212407957279 ~1992
401326493210611939 ~1992
40132751802655038 ~1990
40133231802664638 ~1990
40133543802670878 ~1990
40133627104347430310 ~1993
40134371802687438 ~1990
401343736421499699 ~1993
40134431802688620110 ~1995
40134719802694398 ~1990
Exponent Prime Factor Digits Year
40134959802699198 ~1990
40136399802727998 ~1990
401365572408193439 ~1992
40137983802759678 ~1990
40138019802760398 ~1990
40139111802782238 ~1990
40139171802783438 ~1990
40139591802791838 ~1990
40139843802796878 ~1990
401398932408393599 ~1992
40140539802810798 ~1990
401415535619817439 ~1992
40141943802838878 ~1990
401431277225762879 ~1993
40143263802865278 ~1990
40143479802869598 ~1990
40143563802871278 ~1990
40144031802880638 ~1990
40145243802904878 ~1990
401458012408748079 ~1992
40146191802923838 ~1990
40146251104380252710 ~1993
401463773211710179 ~1992
40146779802935598 ~1990
40146839802936798 ~1990
2162
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26-08-30