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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
729929991459859999 ~1992
729931311459862639 ~1992
729944031459888079 ~1992
729950095839600739 ~1994
729957711459915439 ~1992
729964311459928639 ~1992
730017831460035679 ~1992
730026231460052479 ~1992
730056374380338239 ~1994
730074111460148239 ~1992
730078975840631779 ~1994
730081214380487279 ~1994
730084974380509839 ~1994
730087375840698979 ~1994
730111934380671599 ~1994
73013341160629350310 ~1995
730144791460289599 ~1992
730149711460299439 ~1992
730207191460414399 ~1992
730212711460425439 ~1992
730213795841710339 ~1994
730225615841804899 ~1994
730232391460464799 ~1992
730233595841868739 ~1994
730254231460508479 ~1992
Exponent Prime Factor Digits Year
730259574381557439 ~1994
730260711460521439 ~1992
730262511460525039 ~1992
730267997302679919 ~1994
730289717302897119 ~1994
730299231460598479 ~1992
730300075842400579 ~1994
730320231460640479 ~1992
730361631460723279 ~1992
73042339598947179910 ~1996
730449134382694799 ~1994
730451631460903279 ~1992
730455077304550719 ~1994
730472631460945279 ~1992
730583395844667139 ~1994
730587591461175199 ~1992
730603911461207839 ~1992
730644831461289679 ~1992
730686415845491299 ~1994
730703031461406079 ~1992
730704295845634339 ~1994
730706391461412799 ~1992
730706534384239199 ~1994
730722831461445679 ~1992
730776591461553199 ~1992
Exponent Prime Factor Digits Year
730780791461561599 ~1992
730784511461569039 ~1992
730796031461592079 ~1992
730825431461650879 ~1992
73083851131550931910 ~1995
73084909643147199310 ~1996
730850031461700079 ~1992
730860111461720239 ~1992
730868574385211439 ~1994
730878411227875728911 ~1997
730908591461817199 ~1992
730919511461839039 ~1992
730929831461859679 ~1992
730946991461893999 ~1992
73096057292384228110 ~1996
730967391461934799 ~1992
730979631461959279 ~1992
730989111461978239 ~1992
730994477309944719 ~1994
731015991462031999 ~1992
731023911462047839 ~1992
731040231462080479 ~1992
731042031462084079 ~1992
731058111462116239 ~1992
731060934386365599 ~1994
Exponent Prime Factor Digits Year
731061614386369679 ~1994
731104191462208399 ~1992
731107311462214639 ~1992
731114597311145919 ~1994
731121077311210719 ~1994
731127231462254479 ~1992
731155791462311599 ~1992
731161014386966079 ~1994
731162991462325999 ~1992
731163317311633119 ~1994
731172111462344239 ~1992
731175591462351199 ~1992
731208711462417439 ~1992
731210991462421999 ~1992
731215791462431599 ~1992
731225031462450079 ~1992
731253591462507199 ~1992
731262831462525679 ~1992
731281791462563599 ~1992
731284915850279299 ~1994
731304831462609679 ~1992
73132243117011588910 ~1995
731334711462669439 ~1992
731336391462672799 ~1992
731354531053150523311 ~1997
2246
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25-04-20