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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
15152843303056878 ~1987
15153023303060478 ~1987
151531611212252899 ~1989
15153563303071278 ~1987
15154151303083038 ~1987
151546371212370979 ~1989
15154943303098878 ~1987
15155099303101998 ~1987
151553231515532319 ~1989
15155531303110638 ~1987
151558132121813839 ~1989
15156191303123838 ~1987
15156413909384798 ~1988
15156863303137278 ~1987
15157139303142798 ~1987
15157553909453198 ~1988
15158063303161278 ~1987
15158183303163678 ~1987
151584432425350899 ~1989
15158603303172078 ~1987
15158699254666143310 ~1992
15158939303178798 ~1987
15158999303179998 ~1987
15159071303181438 ~1987
151592595226912503311 ~1995
Exponent Prime Factor Digits Year
15159491303189838 ~1987
151594912728708399
15159731303194638 ~1987
15160331303206638 ~1987
15160511303210238 ~1987
15161351303227038 ~1987
15161483303229678 ~1987
151616172425858739 ~1989
15161903303238078 ~1987
151621391516213919 ~1989
15162443303248878 ~1987
15162839303256798 ~1987
15163223303264478 ~1987
151633071213064579 ~1989
15163537909812238 ~1988
15163559303271198 ~1987
15163943303278878 ~1987
15164293909857598 ~1988
15165191303303838 ~1987
15165263303305278 ~1987
15165539303310798 ~1987
151655932123183039 ~1989
15165599303311998 ~1987
15165719303314398 ~1987
15165721909943278 ~1988
Exponent Prime Factor Digits Year
15166163303323278 ~1987
15166181909970878 ~1988
15166583303331678 ~1987
15167123303342478 ~1987
15167423303348478 ~1987
151675491213403939 ~1989
15167641910058478 ~1988
15167653910059198 ~1988
15167759303355198 ~1987
15167843303356878 ~1987
151680532123527439 ~1989
15168119303362398 ~1987
15168311303366238 ~1987
15168371303367438 ~1987
15169513910170798 ~1988
151697232427155699 ~1989
15169859303397198 ~1987
15170033910201998 ~1988
15170279303405598 ~1987
151703814854521939 ~1990
15170591303411838 ~1987
151708216978577679 ~1990
15171203303424078 ~1987
15171419303428398 ~1987
151714516068580419 ~1990
Exponent Prime Factor Digits Year
15171983303439678 ~1987
151723036372367279 ~1990
15172343303446878 ~1987
15172511303450238 ~1987
15172739303454798 ~1987
15173759303475198 ~1987
15173831303476638 ~1987
15174611303492238 ~1987
15174683303493678 ~1987
15175343303506878 ~1987
15175571100158768710 ~1991
15175739303514798 ~1987
15175841910550478 ~1988
15175943303518878 ~1987
15176303303526078 ~1987
15176351303527038 ~1987
15176543303530878 ~1987
151765911214127299 ~1989
15177023303540478 ~1987
151773191517731919 ~1989
151775712731962799 ~1989
15178043303560878 ~1987
151780631517806319 ~1989
151781091214248739 ~1989
15178301910698078 ~1988
1259
GIMPS The Prime Pages FactorDb.com
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25-07-08