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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
49733759994675198 ~1991
49734791994695838 ~1991
497367893978943139 ~1993
49737323994746478 ~1991
497378873979030979 ~1993
49738631994772638 ~1991
497387212984323279 ~1992
49739099994781998 ~1991
497404732984428399 ~1992
49740479994809598 ~1991
49746491994929838 ~1991
49746551994931038 ~1991
49746923994938478 ~1991
49747319994946398 ~1991
497473493979787939 ~1993
49748243994964878 ~1991
49749311129348208710 ~1994
49749431994988638 ~1991
49749611994992238 ~1991
49750919995018398 ~1991
49752299995045998 ~1991
49753943995078878 ~1991
497542318955761599 ~1993
49755743995114878 ~1991
497559113980472899 ~1993
Exponent Prime Factor Digits Year
497562074975620719 ~1993
49758179159226172910 ~1994
49759571995191438 ~1991
49761311995226238 ~1991
49762319995246398 ~1991
49762439995248798 ~1991
49762607129382778310 ~1994
49764779995295598 ~1991
497651932985911599 ~1992
497684213981473699 ~1993
497702117963233779 ~1993
49770719995414398 ~1991
49770923995418478 ~1991
49772423995448478 ~1991
497748012986488079 ~1992
49774859995497198 ~1991
49774883995497678 ~1991
497749132986494799 ~1992
49776491995529838 ~1991
497776673982213379 ~1993
49778083169245482310 ~1994
49778483995569678 ~1991
49778999995579998 ~1991
497802794978027919 ~1993
49780319995606398 ~1991
Exponent Prime Factor Digits Year
49780499995609998 ~1991
49780583995611678 ~1991
49781051995621038 ~1991
49782203995644078 ~1991
497822212986933279 ~1992
49782599995651998 ~1991
49782709109521959910 ~1994
49782899995657998 ~1991
49784963995699278 ~1991
49785251995705038 ~1991
49785383995707678 ~1991
49787411995748238 ~1991
497877372987264239 ~1992
49788239995764798 ~1991
49788731995774638 ~1991
49788899995777998 ~1991
497890493983123939 ~1993
49790183995803678 ~1991
49790519995810398 ~1991
49793039995860798 ~1991
49793279995865598 ~1991
49793291995865838 ~1991
497936417966982579 ~1993
49794539995890798 ~1991
49794599995891998 ~1991
Exponent Prime Factor Digits Year
49795859995917198 ~1991
497960513983684099 ~1993
49796303995926078 ~1991
49796471995929438 ~1991
49797409109554299910 ~1994
497985012987910079 ~1992
49798823995976478 ~1991
49801343996026878 ~1991
498022613984180899 ~1993
49802303996046078 ~1991
49802411996048238 ~1991
49803371996067438 ~1991
498039074980390719 ~1993
49804283996085678 ~1991
49804379996087598 ~1991
498055136972771839 ~1993
49805831996116638 ~1991
498071332988427999 ~1992
49809251996185038 ~1991
498107572988645439 ~1992
49811423996228478 ~1991
49812083996241678 ~1991
49812263996245278 ~1991
49812863996257278 ~1991
49814591996291838 ~1991
2081
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25-07-08