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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
37966619759332398 ~1990
37966919759338398 ~1990
379680131298506044711 ~1996
37968611759372238 ~1990
37968851759377038 ~1990
37968971759379438 ~1990
37969643759392878 ~1990
37970111759402238 ~1990
37970351759407038 ~1990
37970459759409198 ~1990
37970651759413038 ~1990
37971203759424078 ~1990
379716138353754879 ~1993
37972331759446638 ~1990
379728893037831139 ~1992
379731412278388479 ~1991
37973399759467998 ~1990
37973423759468478 ~1990
37974263759485278 ~1990
37974551759491038 ~1990
379745573037964579 ~1992
379749532278497199 ~1991
37974983759499678 ~1990
379754513038036099 ~1992
37975559759511198 ~1990
Exponent Prime Factor Digits Year
37975979759519598 ~1990
37976483759529678 ~1990
37976579759531598 ~1990
37976723759534478 ~1990
37977073113931219110 ~1993
37977419759548398 ~1990
37977539759550798 ~1990
37977683759553678 ~1990
37978403759568078 ~1990
37978571759571438 ~1990
37978931759578638 ~1990
379793513038348099 ~1992
37979471759589438 ~1990
379800773038406179 ~1992
37980289113940867110 ~1993
37980539759610798 ~1990
379808212278849279 ~1991
37980863759617278 ~1990
37981103759622078 ~1990
37981439759628798 ~1990
37981511759630238 ~1990
37981523759630478 ~1990
37981807638094357710 ~1995
37981871759637438 ~1990
379831572278989439 ~1991
Exponent Prime Factor Digits Year
37983371759667438 ~1990
37983623759672478 ~1990
37983791759675838 ~1990
37984091759681838 ~1990
37984283759685678 ~1990
37984571759691438 ~1990
37985459759709198 ~1990
37985543759710878 ~1990
37987151759743038 ~1990
37987199759743998 ~1990
37987451759749038 ~1990
37987643759752878 ~1990
379884732279308399 ~1991
37988711759774238 ~1990
37988759759775198 ~1990
379889212279335279 ~1991
379892399117417379 ~1993
379893775318512799 ~1992
37989779759795598 ~1990
37989851759797038 ~1990
37990079759801598 ~1990
37990259759805198 ~1990
37990811759816238 ~1990
37991111759822238 ~1990
37991483759829678 ~1990
Exponent Prime Factor Digits Year
37991939759838798 ~1990
37992299759845998 ~1990
37992659759853198 ~1990
37992743759854878 ~1990
37993139759862798 ~1990
37993979759879598 ~1990
37994531759890638 ~1990
37994543759890878 ~1990
37994639759892798 ~1990
37994783759895678 ~1990
37994903759898078 ~1990
379949532279697199 ~1991
37995071759901438 ~1990
37995311759906238 ~1990
37995623759912478 ~1990
37995851759917038 ~1990
379962376079397939 ~1992
379964172279785039 ~1991
37996499759929998 ~1990
37996559759931198 ~1990
37997579759951598 ~1990
37997651759953038 ~1990
37998563759971278 ~1990
37998659759973198 ~1990
37999631759992638 ~1990
2051
GIMPS The Prime Pages FactorDb.com
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26-03-15