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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
6813181408790878 ~1986
6813227545058178 ~1986
6813539136270798 ~1984
6813581408814878 ~1986
6813797408827838 ~1986
6813853408831198 ~1986
6814019136280398 ~1984
6814091136281838 ~1984
6814097408845838 ~1986
6814261408855678 ~1986
6814393408863598 ~1986
6814573408874398 ~1986
68146091635506179 ~1987
6815447545235778 ~1986
6815639136312798 ~1984
6815951545276098 ~1986
6816011136320238 ~1984
6816157408969438 ~1986
6816431136328638 ~1984
6816493408989598 ~1986
6816659545332738 ~1986
6816851136337038 ~1984
68169113817470179 ~1988
6816937207234884910 ~1990
68170094362885779 ~1988
Exp. Prime Factor Digits Year
6817093409025598 ~1986
6817103136342078 ~1984
6817259136345198 ~1984
6817319136346398 ~1984
6817379545390338 ~1986
68174837226531999 ~1989
6817511136350238 ~1984
6817553954457438 ~1986
6817843681784318 ~1986
6817859136357198 ~1984
6818257409095438 ~1986
6818261409095678 ~1986
6818303136366078 ~1984
6818579545486338 ~1986
6818597409115838 ~1986
6818941409136478 ~1986
68189471091031539 ~1987
6818969545517538 ~1986
6819097409145838 ~1986
6819313409158798 ~1986
6819341545547298 ~1986
6819503136390078 ~1984
6819539136390798 ~1984
6819719545577538 ~1986
68197671773139439 ~1987
Exp. Prime Factor Digits Year
6819947545595778 ~1986
6820001409200078 ~1986
68200012591600399
6820013954801838 ~1986
68200871636820899 ~1987
6820097545607778 ~1986
68202113273701299 ~1988
6820283136405678 ~1984
6820421409225278 ~1986
6820511545640898 ~1986
6820607545648578 ~1986
6820741409244478 ~1986
6820817409249038 ~1986
6820973409258398 ~1986
6821099136421998 ~1984
6821159136423198 ~1984
68213894774972319 ~1988
6821537409292238 ~1986
6821543136430878 ~1984
6821677409300638 ~1986
6821693409301598 ~1986
68220175457613619 ~1988
6822323136446478 ~1984
6822371545789698 ~1986
6822377409342638 ~1986
Exp. Prime Factor Digits Year
6822719545817538 ~1986
6823199545855938 ~1986
6823259136465198 ~1984
6823391136467838 ~1984
6823931136478638 ~1984
6824393409463598 ~1986
6824459136489198 ~1984
6824717545977378 ~1986
68247233412361519 ~1988
68247591228456639 ~1987
68247719418183999 ~1989
6825067682506718 ~1986
6825167181549442310 ~1990
6825257409515438 ~1986
6825257546020578
6825629955588078 ~1986
6825703109211248110 ~1989
6825971136519438 ~1984
6826441409586478 ~1986
6826801409608078 ~1986
6826829546146338 ~1986
6827027546162178 ~1986
6827231136544638 ~1984
6827363136547278 ~1984
68273639831402739
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25-05-04