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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
72540847116065355310 ~1995
725469614352817679 ~1994
725475711450951439 ~1992
725499415803995299 ~1994
725509574353057439 ~1994
725525031451050079 ~1992
725539614353237679 ~1994
72555079246687268710 ~1995
725552991451105999 ~1992
72555811130600459910 ~1995
72557213217671639110 ~1995
725581911451163839 ~1992
725582631451165279 ~1992
725596911451193839 ~1992
725605974353635839 ~1994
72561427174147424910 ~1995
725635374353812239 ~1994
725639414353836479 ~1994
725660991451321999 ~1992
725697231451394479 ~1992
725718711451437439 ~1992
72571951116115121710 ~1995
725732511451465039 ~1992
725756631451513279 ~1992
725768515806148099 ~1994
Exponent Prime Factor Digits Year
725770191451540399 ~1992
725823711451647439 ~1992
725824311451648639 ~1992
725830191451660399 ~1992
725832231451664479 ~1992
725847831451695679 ~1992
725858391451716799 ~1992
725869375806954979 ~1994
725887791451775599 ~1992
725890915807127299 ~1994
725925715807405699 ~1994
72600223304920936710 ~1996
726019431452038879 ~1992
726025574356153439 ~1994
726040791452081599 ~1992
726062511452125039 ~1992
726078231452156479 ~1992
726085791452171599 ~1992
726097014356582079 ~1994
726101515808812099 ~1994
72610543290442172110 ~1996
726114591452229199 ~1992
726136431452272879 ~1992
726140991452281999 ~1992
726169614357017679 ~1994
Exponent Prime Factor Digits Year
726192591452385199 ~1992
726193614357161679 ~1994
72620491116192785710 ~1995
726214431452428879 ~1992
726225591452451199 ~1992
726228591452457199 ~1992
72626381232404419310 ~1995
726270111452540239 ~1992
726286311452572639 ~1992
726306711452613439 ~1992
726306831452613679 ~1992
726331911452663839 ~1992
726339591452679199 ~1992
726341511452683039 ~1992
726345591452691199 ~1992
726346191452692399 ~1992
726372231452744479 ~1992
726374031452748079 ~1992
726395511452791039 ~1992
726397791452795599 ~1992
726400191452800399 ~1992
726400911452801839 ~1992
726402831452805679 ~1992
726417711452835439 ~1992
726419031452838079 ~1992
Exponent Prime Factor Digits Year
726475214358851279 ~1994
726498591452997199 ~1992
726501831453003679 ~1992
726505311453010639 ~1992
72651473101712062310 ~1994
726520911453041839 ~1992
726534111453068239 ~1992
726535791453071599 ~1992
726613134359678799 ~1994
726619431453238879 ~1992
726623334359739999 ~1994
726667614360005679 ~1994
726681591453363199 ~1992
726687231453374479 ~1992
726695391453390799 ~1992
726709675813677379 ~1994
726715311453430639 ~1992
726715315813722499
726722511453445039 ~1992
72674291523254895310 ~1996
72674573174418975310 ~1995
726757814360546879 ~1994
726771831453543679 ~1992
72679051116286481710 ~1995
726809991453619999 ~1992
2238
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25-04-13