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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
15503231310064638 ~1987
15503291310065838 ~1987
15503723310074478 ~1987
15503731111626863310 ~1991
15503903310078078 ~1987
15504563310091278 ~1987
15504623310092478 ~1987
15504653930279198 ~1988
15504803310096078 ~1987
15505739310114798 ~1987
155059015892242399 ~1990
15506063310121278 ~1987
15506411310128238 ~1987
155068093411497999 ~1990
15507419310148398 ~1987
15507599310151998 ~1987
15507761930465678 ~1988
15508043310160878 ~1987
15508511310170238 ~1987
15508763310175278 ~1987
15509099310181998 ~1987
155093231550932319 ~1989
155094471240755779 ~1989
15509447781676128910
15509699310193998 ~1987
Exponent Prime Factor Digits Year
15509891310197838 ~1987
15510311310206238 ~1987
15510359310207198 ~1987
155103675273524799 ~1990
15510617930637038 ~1988
15511283310225678 ~1987
15511511310230238 ~1987
15511703310234078 ~1987
15512597930755838 ~1988
15512639310252798 ~1987
15512951310259038 ~1987
15513059310261198 ~1987
15513383310267678 ~1987
155136534654095919 ~1990
15514283310285678 ~1987
15514361930861678 ~1988
15514403310288078 ~1987
15514511310290238 ~1987
15515117930907038 ~1988
15515243310304878 ~1987
15515471310309438 ~1987
15515573930934398 ~1988
15515939310318798 ~1987
15516253930975198 ~1988
15516419310328398 ~1987
Exponent Prime Factor Digits Year
15516779310335598 ~1987
155170693724096579 ~1990
155175017138050479 ~1990
155177591551775919 ~1989
15517979310359598 ~1987
155180211241441699 ~1989
15518039310360798 ~1987
155182036517645279 ~1990
155184117448837299 ~1991
15518423310368478 ~1987
155185213414074639 ~1990
15518579310371598 ~1987
15518819310376398 ~1987
15518831310376638 ~1987
15518843310376878 ~1987
15518999310379998 ~1987
15519083310381678 ~1987
15519863310397278 ~1987
15521183310423678 ~1987
15521197931271838 ~1988
15521783310435678 ~1987
15522323310446478 ~1987
15522371310447438 ~1987
15522863310457278 ~1987
15522911310458238 ~1987
Exponent Prime Factor Digits Year
15523661931419678 ~1988
15523751310475038 ~1987
155239332483829299 ~1989
155239733725753539 ~1990
15524039310480798 ~1987
15524783310495678 ~1987
15524921931495278 ~1988
15525221931513278 ~1988
15525491310509838 ~1987
155256111242048899 ~1989
15526463310529278 ~1987
15526811310536238 ~1987
15526859310537198 ~1987
15527051310541038 ~1987
15527423310548478 ~1987
155279899937912979 ~1991
15527989173913476910
15528119310562398 ~1987
15528761931725678 ~1988
15528959310579198 ~1987
15529013931740798 ~1988
15529271310585438 ~1987
15529511310590238 ~1987
15529883310597678 ~1987
15529931310598638 ~1987
1298
GIMPS The Prime Pages FactorDb.com
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25-10-20