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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
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
Exponent Prime Factor Digits Year
37999883759997678 ~1990
38000663760013278 ~1990
380011012280066079 ~1991
38001611760032238 ~1990
38001641114004923110 ~1993
38002091760041838 ~1990
38002319760046398 ~1990
38002883760057678 ~1990
38003123760062478 ~1990
38003519760070398 ~1990
38003879760077598 ~1990
380044332280265999 ~1991
380049131641812241711 ~1996
38005559760111198 ~1990
38005739760114798 ~1990
38005769144421922310 ~1993
38007311760146238 ~1990
38008079760161598 ~1990
38008163760163278 ~1990
38008391760167838 ~1990
38008613121627561710 ~1993
38008871760177438 ~1990
38009591760191838 ~1990
380098013040784099 ~1992
380098316841769599 ~1993
2067
GIMPS The Prime Pages FactorDb.com
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26-05-03