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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.
Exp. Prime Factor Digits Year
6508163130163278 ~1984
6508199520655938 ~1986
6508253390495198 ~1985
6508259130165198 ~1984
6508259520660738
6508283130165678 ~1984
65083093123988339 ~1988
6508343130166878 ~1984
6508493390509598 ~1985
6508661520692898 ~1986
6508751130175038 ~1984
6508769911227678 ~1986
6508979130179598 ~1984
6509537390572238 ~1985
6509579130191598 ~1984
65098191562356579 ~1987
6510191130203838 ~1984
65104512734389439 ~1987
6510613390636798 ~1985
6511031130220638 ~1984
6511031520882498
6511541520923298 ~1986
6511543651154318 ~1986
6511559130231198 ~1984
65116692604667619 ~1987
Exp. Prime Factor Digits Year
6511937911671198 ~1986
6512081390724878 ~1985
65120832214108239 ~1987
6512279130245598 ~1984
6512323651232318 ~1986
65123471172222479 ~1987
6512879130257598 ~1984
6512903130258078 ~1984
6513179130263598 ~1984
6513191130263838 ~1984
6513653390819198 ~1985
6513869521109538 ~1986
6514049521123938 ~1986
6514051651405118 ~1986
65141273126780979 ~1988
6514327651432718 ~1986
6514427521154178 ~1986
6514579651457918 ~1986
6514637521170978 ~1986
65149511042392179 ~1986
6515017108149282310 ~1989
6515513390930798 ~1985
6515701390942078 ~1985
6515827401374943310 ~1990
6516011130320238 ~1984
Exp. Prime Factor Digits Year
6516239130324798 ~1984
65164315864787919 ~1988
6516647521331778 ~1986
65169011955070319 ~1987
6516959521356738 ~1986
6516997391019838 ~1985
6517079130341598 ~1984
6517261391035678 ~1985
65172896647634799 ~1988
6517583130351678 ~1984
6517937391076238 ~1985
6518003130360078 ~1984
6518081521446498 ~1986
6518279521462338 ~1986
6518411130368238 ~1984
6518419651841918 ~1986
65184191564420579
6518593391115598 ~1985
65189871173417679 ~1987
6519217391153038 ~1985
65192831564627939 ~1987
6519341391160478 ~1985
6519367651936718 ~1986
65195293129373939 ~1988
6519673391180398 ~1985
Exp. Prime Factor Digits Year
6519917521593378 ~1986
6520057391203438 ~1985
65201171956035119 ~1987
6520253391215198 ~1985
6520277521622178 ~1986
65203877433241199 ~1988
6520483652048318 ~1986
6520691130413838 ~1984
6520693391241598 ~1985
6520817521665378 ~1986
6520823130416478 ~1984
6520883130417678 ~1984
6521057391263438 ~1985
6521059652105918 ~1986
6521077391264638 ~1985
65211111695488879 ~1987
6521363130427278 ~1984
6521699130433998 ~1984
6521833391309998 ~1985
6521987521758978 ~1986
6522023130440478 ~1984
6522151652215118 ~1986
6522311130446238 ~1984
6522371130447438 ~1984
6522487652248718 ~1986
799
GIMPS The Prime Pages FactorDb.com
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25-06-01