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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
15864911317298238 ~1987
15865093951905598 ~1988
158652176028782479 ~1990
15865259317305198 ~1987
15865511317310238 ~1987
15865571317311438 ~1987
15866351317327038 ~1987
158667892221350479 ~1989
15866897952013838 ~1988
15867557952053438 ~1988
15867671317353438 ~1987
158677433808258339 ~1990
15868043317360878 ~1987
15868577952114638 ~1988
158686072856349279 ~1990
15868679317373598 ~1987
15868691317373838 ~1987
15868757952125438 ~1988
15868823317376478 ~1987
15869159317383198 ~1987
158691973808607299 ~1990
15869801952188078 ~1988
15869963317399278 ~1987
15870131317402638 ~1987
15870143317402878 ~1987
Exponent Prime Factor Digits Year
158702776348110819 ~1990
15870383317407678 ~1987
158703833808891939
158707793808986979 ~1990
15871711257121718310 ~1992
158718712856936799 ~1990
158720236348809219 ~1990
15872123317442478 ~1987
15872159317443198 ~1987
15872183317443678 ~1987
15872243317444878 ~1987
15872459317449198 ~1987
15872639317452798 ~1987
15873181952390878 ~1988
15873241952394478 ~1988
15873443317468878 ~1987
158736532222311439 ~1989
15873839317476798 ~1987
15874283317485678 ~1987
15874501952470078 ~1988
15874897952493838 ~1988
15875053952503198 ~1988
15875291317505838 ~1987
15875663317513278 ~1987
15875903317518078 ~1987
Exponent Prime Factor Digits Year
15875939317518798 ~1987
15876023317520478 ~1987
15876431317528638 ~1987
15876671317533438 ~1987
158771091270168739 ~1989
158771112540337779 ~1989
158772291270178339 ~1989
15877391317547838 ~1987
15877481952648878 ~1988
15877811317556238 ~1987
158779911270239299 ~1989
15878141952688478 ~1988
15878183317563678 ~1987
15878279317565598 ~1987
15878519317570398 ~1987
15878777952726638 ~1988
15878783317575678 ~1987
15879023317580478 ~1987
15879359317587198 ~1987
15879659317593198 ~1987
158797693811144579 ~1990
15879911317598238 ~1987
15880121952807278 ~1988
158803696352147619 ~1990
15880391317607838 ~1987
Exponent Prime Factor Digits Year
158805075399372399 ~1990
15880597952835838 ~1988
15880691317613838 ~1987
158807271270458179 ~1989
158808192858547439 ~1990
15881597952895838 ~1988
15882599317651998 ~1987
15882653952959198 ~1988
15882791317655838 ~1987
158831774764953119 ~1990
15883319317666398 ~1987
15883577953014638 ~1988
15884051317681038 ~1987
15884483317689678 ~1987
15884591317691838 ~1987
15885503317710078 ~1987
15885563317711278 ~1987
158857631588576319 ~1989
15886103317722078 ~1987
158871111270968899 ~1989
15887351317747038 ~1987
15887699317753998 ~1987
15887747117569327910 ~1991
158877711271021699 ~1989
15888311317766238 ~1987
1271
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25-05-04