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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
13873633832417998 ~1988
13873681832420878 ~1988
13873763277475278 ~1987
13874411277488238 ~1987
13874621832477278 ~1988
138746471387464719 ~1988
13874857832491438 ~1988
13875217832513038 ~1988
13875493832529598 ~1988
13875539277510798 ~1987
13875611277512238 ~1987
13875881832552878 ~1988
13876223277524478 ~1987
13876451277529038 ~1987
13876799277535998 ~1987
13876823277536478 ~1987
138769391387693919 ~1988
13877459277549198 ~1987
13877879277557598 ~1987
13877939277558798 ~1987
138780912498056399 ~1989
13878563277571278 ~1987
13878653832719198 ~1988
13878743277574878 ~1987
13879213832752798 ~1988
Exponent Prime Factor Digits Year
13879331277586638 ~1987
13879751277595038 ~1987
13879979277599598 ~1987
138800471388004719 ~1988
13880729166568748110 ~1991
13880759277615198 ~1987
13880903277618078 ~1987
13881683277633678 ~1987
138822473609384239 ~1989
13882763277655278 ~1987
13883531277670638 ~1987
138837312499071599 ~1989
138842591388425919 ~1988
13884371236034307110 ~1991
138847491943864879 ~1989
13885103277702078 ~1987
13885213833112798 ~1988
13885253186062390310 ~1991
13885331277706638 ~1987
13885433833125998 ~1988
13885451277709038 ~1987
13885559277711198 ~1987
138856871388568719 ~1988
13885919277718398 ~1987
138862371944073199 ~1989
Exponent Prime Factor Digits Year
13886363277727278 ~1987
138867973332831299 ~1989
13887001833220078 ~1988
13887551277751038 ~1987
138875719999051139 ~1991
13887683277753678 ~1987
13887719277754398 ~1987
13887743277754878 ~1987
13888499277769998 ~1987
138892791111142339 ~1988
13889423277788478 ~1987
13889831277796638 ~1987
138898311111186499
13889951277799038 ~1987
138900315833813039 ~1990
138904693333712579 ~1989
13891211277824238 ~1987
13891463277829278 ~1987
138915134167453919 ~1990
13891819533445849710 ~1992
13891901833514078 ~1988
13891993833519598 ~1988
138922611111380899 ~1988
138924411111395299 ~1988
138925212222803379 ~1989
Exponent Prime Factor Digits Year
13892531277850638 ~1987
13892573833554398 ~1988
138928639169289599 ~1990
13893179277863598 ~1987
13893263277865278 ~1987
138933531945069439 ~1989
13893371277867438 ~1987
138936671389366719 ~1988
13893839277876798 ~1987
138939732223035699 ~1989
13894033833641998 ~1988
13894511277890238 ~1987
138945776669396979 ~1990
13894631277892638 ~1987
13895317833719038 ~1988
13895513833730798 ~1988
13895543277910878 ~1987
13895603277912078 ~1987
13895639277912798 ~1987
138956392501215039
13895641833738478 ~1988
13895977833758638 ~1988
13896119125065071110 ~1991
138961371945459199 ~1989
138962992501333839 ~1989
1222
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25-09-07