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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
40657139813142798 ~1990
40658063813161278 ~1990
406586212439517279 ~1992
40658903813178078 ~1990
40659191813183838 ~1990
40659539813190798 ~1990
40659623813192478 ~1990
40659803813196078 ~1990
40659959813199198 ~1990
40660043813200878 ~1990
40660079813201598 ~1990
406601834066018319 ~1992
40660211813204238 ~1990
40660439813208798 ~1990
40661051813221038 ~1990
40661459813229198 ~1990
40661903813238078 ~1990
406619834066198319 ~1992
40662311813246238 ~1990
40662491813249838 ~1990
40662659813253198 ~1990
406629914066299119 ~1992
40663523813270478 ~1990
40663751813275038 ~1990
406638372439830239 ~1992
Exponent Prime Factor Digits Year
406645572439873439 ~1992
40665239813304798 ~1990
40665431813308638 ~1990
406657973253263779 ~1992
40665959813319198 ~1990
40666271813325438 ~1990
40666799813335998 ~1990
40667093227735720910 ~1994
40667591813351838 ~1990
406683074066830719 ~1992
40668503813370078 ~1990
40669199813383998 ~1990
40670183813403678 ~1990
40670351813407038 ~1990
40670471813409438 ~1990
40670879813417598 ~1990
40670951813419038 ~1990
40671359813427198 ~1990
406716713253733699 ~1992
40672223813444478 ~1990
40672631813452638 ~1990
406728113253824899 ~1992
40673063813461278 ~1990
40673771813475438 ~1990
40673903813478078 ~1990
Exponent Prime Factor Digits Year
40673939813478798 ~1990
406739573253916579 ~1992
40674239813484798 ~1990
40674311813486238 ~1990
40674503813490078 ~1990
40675319813506398 ~1990
40675391813507838 ~1990
40675451813509038 ~1990
40675763813515278 ~1990
40675991813519838 ~1990
40676099813521998 ~1990
40676411813528238 ~1990
40676459813529198 ~1990
40676773292872765710 ~1994
40677059170843647910 ~1994
406772234067722319 ~1992
40678019813560398 ~1990
40678499813569998 ~1990
406792013254336099 ~1992
40679459813589198 ~1990
40679603813592078 ~1990
406815593254524739 ~1992
40682399813647998 ~1990
40683743813674878 ~1990
40683971813679438 ~1990
Exponent Prime Factor Digits Year
40684103813682078 ~1990
40684991813699838 ~1990
406855313254842499 ~1992
40685663813713278 ~1990
40685759813715198 ~1990
40685831813716638 ~1990
406862212441173279 ~1992
40686263813725278 ~1990
40687079813741598 ~1990
40688003813760078 ~1990
40688099813761998 ~1990
40688639813772798 ~1990
40688663813773278 ~1990
406891973255135779 ~1992
406892834068928319 ~1992
406894013255152099 ~1992
40689791813795838 ~1990
40690211813804238 ~1990
40691159813823198 ~1990
40691279813825598 ~1990
40691291813825838 ~1990
406916332441497999 ~1992
40691831813836638 ~1990
40692731813854638 ~1990
406928932441573599 ~1992
2167
GIMPS The Prime Pages FactorDb.com
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26-08-02