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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
24800579496011598 ~1989
24800663496013278 ~1989
24801443496028878 ~1989
24801743496034878 ~1989
248021531488129199 ~1990
24802259496045198 ~1989
24802559496051198 ~1989
24803123496062478 ~1989
248035872480358719 ~1990
24803651496073038 ~1989
24803699496073998 ~1989
24803951496079038 ~1989
24804863496097278 ~1989
24806323163721731910 ~1992
24806651496133038 ~1989
248068495953643779 ~1991
24807239496144798 ~1989
24807791496155838 ~1989
24808139496162798 ~1989
24808523496170478 ~1989
248085771488514639 ~1990
24808739496174798 ~1989
248093595954246179 ~1991
248095371984762979 ~1990
24809699496193998 ~1989
Exponent Prime Factor Digits Year
24810671496213438 ~1989
248106731488640399 ~1990
24811379496227598 ~1989
24811931496238638 ~1989
24811991496239838 ~1989
248122611984980899 ~1990
24812303496246078 ~1989
248123232481232319 ~1990
24812351496247038 ~1989
248123931488743599 ~1990
24812531496250638 ~1989
24812759496255198 ~1989
248129991985039939 ~1990
24813263496265278 ~1989
24813443496268878 ~1989
248141571985132579 ~1990
248150811488904879 ~1990
248152071985216579 ~1990
24815831496316638 ~1989
248160173474242399 ~1991
24816791496335838 ~1989
248168295459702399 ~1991
24817319496346398 ~1989
24817511496350238 ~1989
248178475956283299 ~1991
Exponent Prime Factor Digits Year
24818663496373278 ~1989
24818723496374478 ~1989
24819059496381198 ~1989
248190714467432799 ~1991
24819611496392238 ~1989
24820199496403998 ~1989
24820571496411438 ~1989
24821063496421278 ~1989
24821939496438798 ~1989
24822191496443838 ~1989
24822383496447678 ~1989
24822443496448878 ~1989
24822923496458478 ~1989
248229912482299119 ~1990
24823223496464478 ~1989
24823751496475038 ~1989
24824183496483678 ~1989
24824363496487278 ~1989
24824771496495438 ~1989
248256293475588079 ~1991
248257011986056099 ~1990
24825863496517278 ~1989
24826583496531678 ~1989
24826979496539598 ~1989
24827279496545598 ~1989
Exponent Prime Factor Digits Year
248275971986207779 ~1990
24827711496554238 ~1989
24828131496562638 ~1989
24828731496574638 ~1989
24828803496576078 ~1989
24828851496577038 ~1989
24829391496587838 ~1989
24829691496593838 ~1989
24830231496604638 ~1989
24830483496609678 ~1989
24830831496616638 ~1989
248310411489862479 ~1990
24831503496630078 ~1989
24831923496638478 ~1989
24832319496646398 ~1989
24832343496646878 ~1989
24832523496650478 ~1989
24832739496654798 ~1989
24832799496655998 ~1989
248327991986623939
24833411496668238 ~1989
248335973476703599 ~1991
24833603496672078 ~1989
24834101491715199910 ~1994
248341131490046799 ~1990
1591
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25-06-29