Home e-mail
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
18372383367447678 ~1988
18372443367448878 ~1988
183725211102351279 ~1989
18373031367460638 ~1988
18373259367465198 ~1988
183733011102398079 ~1989
18373499367469998 ~1988
18373739367474798 ~1988
18373763367475278 ~1988
18373919367478398 ~1988
18374771367495438 ~1988
18375083367501678 ~1988
183751037717543279 ~1991
183755575512667119 ~1991
18375911367518238 ~1988
18376499367529998 ~1988
18376511367530238 ~1988
183773691470189539 ~1989
183774771102648639 ~1989
18377543367550878 ~1988
18378203367564078 ~1988
18378791367575838 ~1988
18379079367581598 ~1988
18379799367595998 ~1988
18379943367598878 ~1988
Exponent Prime Factor Digits Year
18380003367600078 ~1988
18380699367613998 ~1988
18380759367615198 ~1988
18380819367616398 ~1988
183810171470481379 ~1989
18382223367644478 ~1988
18382379367647598 ~1988
18382979367659598 ~1988
18383399367667998 ~1988
18383483367669678 ~1988
18383591367671838 ~1988
183835971470687779 ~1989
18384059367681198 ~1988
18384221176488521710 ~1992
183844272941508339 ~1990
18384563367691278 ~1988
183853511838535119 ~1989
183858471470867779 ~1989
18386051367721038 ~1988
183863091470904739 ~1989
18386339367726798 ~1988
183864834780485599 ~1990
183865276251419199 ~1991
183867171103203039 ~1989
183868011103208079 ~1989
Exponent Prime Factor Digits Year
18387023367740478 ~1988
18387431367748638 ~1988
18387923367758478 ~1988
18387983367759678 ~1988
183885011103310079 ~1989
18388631367772638 ~1988
183891014045602239 ~1990
18389183367783678 ~1988
18389303367786078 ~1988
18389531367790638 ~1988
18389879367797598 ~1988
18390539367810798 ~1988
18390551367811038 ~1988
18390563367811278 ~1988
183908774413810499 ~1990
183917771103506639 ~1989
18391811367836238 ~1988
18391991367839838 ~1988
18393131367862638 ~1988
18393359367867198 ~1988
18394703367894078 ~1988
18395579367911598 ~1988
18395879367917598 ~1988
18396071367921438 ~1988
18396083367921678 ~1988
Exponent Prime Factor Digits Year
183960971103765839 ~1989
183966912943470579 ~1990
183970811103824879 ~1989
183973632943578099 ~1990
18397583367951678 ~1988
18397811367956238 ~1988
183981291471850339 ~1989
183982011103892079 ~1989
18399443367988878 ~1988
18399791367995838 ~1988
183999191839991919 ~1989
18400139368002798 ~1988
18400163368003278 ~1988
18400439368008798 ~1988
18400691368013838 ~1988
184009814048215839 ~1990
184010571104063439 ~1989
184012971104077839 ~1989
18401423368028478 ~1988
18401843368036878 ~1988
18402359136177456710 ~1992
18402479368049598 ~1988
184029313312527599 ~1990
18403439368068798 ~1988
18403823368076478 ~1988
1311
GIMPS The Prime Pages FactorDb.com
Home
4.368.158 digits 		e-mail
24-10-27