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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
37926803758536078 ~1990
37927271758545438 ~1990
37927691758553838 ~1990
37929299758585998 ~1990
37929959758599198 ~1990
37930031758600638 ~1990
37930199758603998 ~1990
379302713034421699 ~1992
37930943758618878 ~1990
37931423758628478 ~1990
379316593793165919 ~1992
379319212275915279 ~1991
37932143758642878 ~1990
37932239182074747310 ~1994
37932311758646238 ~1990
379326473034611779 ~1992
37933079758661598 ~1990
379333316827999599 ~1993
37934411758688238 ~1990
37934579758691598 ~1990
37935179758703598 ~1990
37935431758708638 ~1990
37939439758788798 ~1990
37939991758799838 ~1990
379404012276424079 ~1991
Exponent Prime Factor Digits Year
37941971758839438 ~1990
379421412276528479 ~1991
37943291758865838 ~1990
379435673035485379 ~1992
37943963758879278 ~1990
37944299758885998 ~1990
379444099106658179 ~1993
37945493576771493710 ~1995
37945571758911438 ~1990
37945931758918638 ~1990
37946063758921278 ~1990
37946399758927998 ~1990
37947743758954878 ~1990
37948259758965198 ~1990
37948511758970238 ~1990
37949063758981278 ~1990
37949699758993998 ~1990
37950779759015598 ~1990
37951271759025438 ~1990
37951481941196728910 ~1995
37951799759035998 ~1990
379526593795265919 ~1992
379537913036303299 ~1992
379539132277234799 ~1991
379540972277245839 ~1991
Exponent Prime Factor Digits Year
37954271759085438 ~1990
37956251759125038 ~1990
37958831759176638 ~1990
379602976073647539 ~1992
37960823759216478 ~1990
379621012277726079 ~1991
37963199759263998 ~1990
379633073037064579 ~1992
37963511759270238 ~1990
37963571759271438 ~1990
379637996833483839 ~1993
379661472407053719911 ~1996
37966319759326398 ~1990
379680131298506044711 ~1996
37968851759377038 ~1990
37968971759379438 ~1990
37969643759392878 ~1990
37970111759402238 ~1990
37970351759407038 ~1990
37970459759409198 ~1990
379716138353754879 ~1993
379728893037831139 ~1992
379731412278388479 ~1991
37973399759467998 ~1990
37974263759485278 ~1990
Exponent Prime Factor Digits Year
379745573037964579 ~1992
379749532278497199 ~1991
37974983759499678 ~1990
37977073113931219110 ~1993
37977419759548398 ~1990
37977683759553678 ~1990
37978571759571438 ~1990
37978931759578638 ~1990
379793513038348099 ~1992
379800773038406179 ~1992
379808212278849279 ~1991
37980863759617278 ~1990
37981523759630478 ~1990
37981807638094357710 ~1995
379831572278989439 ~1991
37983371759667438 ~1990
37983623759672478 ~1990
37983791759675838 ~1990
37984091759681838 ~1990
37984571759691438 ~1990
37987199759743998 ~1990
37988759759775198 ~1990
379889212279335279 ~1991
379892399117417379 ~1993
379893775318512799 ~1992
1877
GIMPS The Prime Pages FactorDb.com
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25-04-13