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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
19362611387252238 ~1988
19362683387253678 ~1988
19364843387296878 ~1988
19364879387297598 ~1988
19365239387304798 ~1988
19365323387306478 ~1988
19365611387312238 ~1988
19365743387314878 ~1988
19365803387316078 ~1988
19365971387319438 ~1988
19366019387320398 ~1988
193660491549283939 ~1989
19366271387325438 ~1988
19366811387336238 ~1988
19367123387342478 ~1988
193681571162089439 ~1989
19368203387364078 ~1988
19368623387372478 ~1988
193688211162129279 ~1989
193690271936902719 ~1990
193690393486427039 ~1990
19369271387385438 ~1988
19369583387391678 ~1988
19369739387394798 ~1988
19369799387395998 ~1988
Exponent Prime Factor Digits Year
19369991387399838 ~1988
19370051387401038 ~1988
19370111387402238 ~1988
19370363387407278 ~1988
19370399387407998 ~1988
19370639387412798 ~1988
19370947127848250310 ~1992
19371851387437038 ~1988
19372019387440398 ~1988
193722531162335199 ~1989
193722771549782179 ~1989
19372583387451678 ~1988
19373219387464398 ~1988
19373411387468238 ~1988
19373639387472798 ~1988
19373759387475198 ~1988
193737891549903139 ~1989
193738331162429999 ~1989
19375043387500878 ~1988
19375151387503038 ~1988
19375283387505678 ~1988
19375379387507598 ~1988
193756611162539679 ~1989
19375859387517198 ~1988
193760171162561039 ~1989
Exponent Prime Factor Digits Year
193762211162573279 ~1989
193766571162599439 ~1989
193768571162611439 ~1989
19376963387539278 ~1988
19377623387552478 ~1988
19377863387557278 ~1988
193780671550245379 ~1989
19378211387564238 ~1988
193782731162696399 ~1989
19378319387566398 ~1988
19378559387571198 ~1988
19378871387577438 ~1988
193791171162747039 ~1989
19379159387583198 ~1988
19379543387590878 ~1988
19379831387596638 ~1988
19379939387598798 ~1988
19379963387599278 ~1988
19380083387601678 ~1988
19380299387605998 ~1988
19380899387617998 ~1988
193811271550490179 ~1989
19381163387623278 ~1988
193813213101011379 ~1990
19381403387628078 ~1988
Exponent Prime Factor Digits Year
193814771162888639 ~1989
19381931387638638 ~1988
19382351387647038 ~1988
193824793488846239 ~1990
19382651387653038 ~1988
19383913104673130310 ~1991
19384019387680398 ~1988
19384019189963386310
193842291550738339 ~1989
193843671550749379 ~1989
19384583387691678 ~1988
193848171550785379 ~1989
193849799304789939 ~1991
19385039387700798 ~1988
19385279387705598 ~1988
19385351387707038 ~1988
19387103387742078 ~1988
19387451387749038 ~1988
19387583387751678 ~1988
193884311938843119 ~1990
19388723387774478 ~1988
19389059387781198 ~1988
19389119387782398 ~1988
19389131387782638 ~1988
19389203387784078 ~1988
1397
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25-05-04