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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
30829079616581598 ~1990
30829163616583278 ~1990
30829439616588798 ~1990
308300812466406499 ~1991
30830279616605598 ~1990
30830963616619278 ~1990
308313774316392799 ~1992
308316734933067699 ~1992
30831791616635838 ~1990
30832019616640398 ~1990
30832583616651678 ~1990
30832643616652878 ~1990
30832859616657198 ~1990
30832871616657438 ~1990
30832979616659598 ~1990
30833039616660798 ~1990
30833051616661038 ~1990
30833591616671838 ~1990
30833723616674478 ~1990
308342811850056879 ~1991
30834299616685998 ~1990
30834709166507428710 ~1993
308348931850093599 ~1991
30834899616697998 ~1990
30835643616712878 ~1990
Exponent Prime Factor Digits Year
30836219616724398 ~1990
308362574933801139 ~1992
30837659616753198 ~1990
30838079616761598 ~1990
30838091616761838 ~1990
308381411850288479 ~1991
30838343616766878 ~1990
308386731850320399 ~1991
30838823616776478 ~1990
30838859616777198 ~1990
30839771616795438 ~1990
30841103616822078 ~1990
308415433084154319 ~1991
308415619252468319 ~1992
30841763616835278 ~1990
30841991616839838 ~1990
30842243616844878 ~1990
30842543616850878 ~1990
30842891616857838 ~1990
30842963616859278 ~1990
308434971850609839 ~1991
30843503616870078 ~1990
30843779616875598 ~1990
30843803616876078 ~1990
308441931850651599 ~1991
Exponent Prime Factor Digits Year
30844283616885678 ~1990
308445531850673199 ~1991
30845011203577072710 ~1993
308452611850715679 ~1991
30845411616908238 ~1990
30845543616910878 ~1990
30845891616917838 ~1990
30845999616919998 ~1990
30846191616923838 ~1990
30846251616925038 ~1990
30846383172739744910 ~1993
30846479616929598 ~1990
30847499616949998 ~1990
30848063616961278 ~1990
30848099616961998 ~1990
30848159616963198 ~1990
308483395552701039 ~1992
30848351616967038 ~1990
308484292467874339 ~1991
30848711616974238 ~1990
30849239616984798 ~1990
30850331617006638 ~1990
30850691617013838 ~1990
308509877404236899 ~1992
30851063617021278 ~1990
Exponent Prime Factor Digits Year
30851069117234062310 ~1993
30851531617030638 ~1990
30851759617035198 ~1990
308519211851115279 ~1991
30852791617055838 ~1990
30852851617057038 ~1990
308534577404829699 ~1992
30853583617071678 ~1990
308536012468288099 ~1991
30853799617075998 ~1990
30853871617077438 ~1990
308546115553829999 ~1992
308546875553843679 ~1992
308557034936912499 ~1992
308559313085593119 ~1991
30856979617139598 ~1990
308576411851458479 ~1991
308580412468643299 ~1991
30858143617162878 ~1990
30858911617178238 ~1990
30859379617187598 ~1990
30859943617198878 ~1990
308600412610759468711 ~1996
308603092468824739 ~1991
30860891617217838 ~1990
1855
GIMPS The Prime Pages FactorDb.com
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26-04-05