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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
26841719536834398 ~1989
26841959536839198 ~1989
268421714294747379 ~1991
268423811610542879 ~1990
26842619536852398 ~1989
26842979536859598 ~1989
268436696442480579 ~1992
268436698589974099
26843699536873998 ~1989
268437432684374319 ~1991
268443292147546339 ~1990
268445571610673439 ~1990
26844907107379628110 ~1992
268450331610701999 ~1990
26845079536901598 ~1989
268454572147636579 ~1990
26845811536916238 ~1989
26845919536918398 ~1989
26846951536939038 ~1989
26848331536966638 ~1989
26848571536971438 ~1989
26849051536981038 ~1989
26849951536999038 ~1989
26850359537007198 ~1989
26850443537008878 ~1989
Exponent Prime Factor Digits Year
26850623537012478 ~1989
268507371611044239 ~1990
26851031537020638 ~1989
26851091537021838 ~1989
268510912148087299
26851271537025438 ~1989
268514572148116579 ~1990
26851871537037438 ~1989
26852723537054478 ~1989
26852939537058798 ~1989
26853143537062878 ~1989
268537211611223279 ~1990
268543672148349379 ~1990
26854511537090238 ~1989
268546512685465119 ~1991
26854931537098638 ~1989
26855051537101038 ~1989
26855831537116638 ~1989
26856023537120478 ~1989
26856383537127678 ~1989
26856503537130078 ~1989
26856611537132238 ~1989
268567514297080179 ~1991
26856971537139438 ~1989
268571331611427999 ~1990
Exponent Prime Factor Digits Year
268577592685775919 ~1991
26858003537160078 ~1989
26858159537163198 ~1989
26858339537166798 ~1989
26859023537180478 ~1989
26859803537196078 ~1989
26860259537205198 ~1989
26860283537205678 ~1989
268609972148879779 ~1990
26861123537222478 ~1989
26861339537226798 ~1989
26861423537228478 ~1989
26861771537235438 ~1989
268618672148949379 ~1990
26862443537248878 ~1989
26862791537255838 ~1989
26862971537259438 ~1989
268629735909854079 ~1992
26863139537262798 ~1989
26863883537277678 ~1989
26864231537284638 ~1989
26865203537304078 ~1989
26865323537306478 ~1989
26865539537310798 ~1989
26866319537326398 ~1989
Exponent Prime Factor Digits Year
26866811537336238 ~1989
26867411537348238 ~1989
26868503537370078 ~1989
268685811612114879 ~1990
26868911537378238 ~1989
26869151537383038 ~1989
26869499537389998 ~1989
26869523537390478 ~1989
26870243537404878 ~1989
26870339537406798 ~1989
26870951537419038 ~1989
268709931612259599 ~1990
26871059537421198 ~1989
26871223193472805710 ~1993
26871457123608702310 ~1992
268715531612293199 ~1990
26872511537450238 ~1989
26872991537459838 ~1989
26873051537461038 ~1989
26873723112869636710 ~1992
268737611612425679 ~1990
26874119537482398 ~1989
26874371537487438 ~1989
26874563537491278 ~1989
26874719537494398 ~1989
1623
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25-03-23