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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
439056074390560719 ~1992
43905863878117278 ~1991
439078812634472879 ~1992
43908983878179678 ~1991
43909571878191438 ~1991
43909979878199598 ~1991
43910183878203678 ~1991
439102132634612799 ~1992
43911949105388677710 ~1993
43912019878240398 ~1991
43913939878278798 ~1991
439145397904617039 ~1993
43916291878325838 ~1991
43916843878336878 ~1991
43920323878406478 ~1991
439212713513701699 ~1992
43921919878438398 ~1991
43922363878447278 ~1991
43922639878452798 ~1991
43922771878455438 ~1991
439231193513849539 ~1992
43924151878483038 ~1991
439242012635452079 ~1992
439245674392456719 ~1992
43925723878514478 ~1991
Exponent Prime Factor Digits Year
43926203878524078 ~1991
43927391878547838 ~1991
43927571878551438 ~1991
43927931878558638 ~1991
43928711878574238 ~1991
439287713514301699 ~1992
439293137028690099 ~1993
43929383878587678 ~1991
43929731878594638 ~1991
43930343878606878 ~1991
43931039878620798 ~1991
43931851465677620710 ~1995
43933733140587945710 ~1994
439341532636049199 ~1992
439344173514753379 ~1992
43934459878689198 ~1991
439344914393449119 ~1992
43935659878713198 ~1991
439359713514877699 ~1992
43936973764503330310 ~1995
43939403878788078 ~1991
43939993131819979110 ~1994
43940063878801278 ~1991
43940411878808238 ~1991
43940579878811598 ~1991
Exponent Prime Factor Digits Year
43941323878826478 ~1991
43942919878858398 ~1991
43943831878876638 ~1991
43944431878888638 ~1991
439445393515563139 ~1992
439454572636727439 ~1992
439454772636728639 ~1992
43945523878910478 ~1991
43945931878918638 ~1991
43947539878950798 ~1991
43948559878971198 ~1991
439493172636959039 ~1992
439496993515975939 ~1992
43950383879007678 ~1991
43951163879023278 ~1991
43951223879024478 ~1991
43951499879029998 ~1991
43952039879040798 ~1991
43952171879043438 ~1991
439522193516177539 ~1992
439529213516233699 ~1992
439532332637193999 ~1992
43954199879083998 ~1991
43956023879120478 ~1991
43956683879133678 ~1991
Exponent Prime Factor Digits Year
439572172637433039 ~1992
43958303879166078 ~1991
43958699879173998 ~1991
43959143879182878 ~1991
43959743879194878 ~1991
43961063879221278 ~1991
43961149175844596110 ~1994
439630394396303919 ~1992
43963151879263038 ~1991
43963883879277678 ~1991
43964243879284878 ~1991
43964471879289438 ~1991
439648612637891679 ~1992
43965851879317038 ~1991
439677612638065679 ~1992
43967999879359998 ~1991
43968143879362878 ~1991
43968623879372478 ~1991
43971359879427198 ~1991
43972199879443998 ~1991
43973591879471838 ~1991
43974779879495598 ~1991
43976843879536878 ~1991
43977743879554878 ~1991
439787513518300099 ~1992
2082
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25-11-17