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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
9744257584655438 ~1987
9744313584658798 ~1987
9744419194888398 ~1986
97444813897792419 ~1989
9744599194891998 ~1986
9744851194897038 ~1986
9744863194897278 ~1986
9744901584694078 ~1987
9745013584700798 ~1987
9745511194910238 ~1986
9745523194910478 ~1986
9745739779659138 ~1987
9745781584746878 ~1987
9745979194919598 ~1986
9746459194929198 ~1986
9746497584789838 ~1987
9746897584813838 ~1987
9746903194938078 ~1986
97469837992526079 ~1990
97470612144353439 ~1988
9747481584848878 ~1987
9747721584863278 ~1987
9747827779826178 ~1987
9747839779827138 ~1987
9748019194960398 ~1986
Exp. Prime Factor Digits Year
9748097584885838 ~1987
9748163194963278 ~1986
9748169779853538 ~1987
9748721584923278 ~1987
9748751194975038 ~1986
9748777584926638 ~1987
9749231194984638 ~1986
9749339194986798 ~1986
9749699194993998 ~1986
9749819194996398 ~1986
97498191754967439
9750271975027118 ~1987
9750311195006238 ~1986
9750371195007438 ~1986
9750557585033438 ~1987
9750659195013198 ~1986
9750737585044238 ~1987
97508931365125039 ~1988
9751139195022798 ~1986
97512891365180479 ~1988
9751321585079278 ~1987
9751403195028078 ~1986
9751499780119938 ~1987
97516632340399139 ~1988
9751811195036238 ~1986
Exp. Prime Factor Digits Year
9752003195040078 ~1986
9752293585137598 ~1987
9752399195047998 ~1986
9752591195051838 ~1986
97528574486314239 ~1989
9752861585171678 ~1987
9752969780237538 ~1987
9752999195059998 ~1986
9753011195060238 ~1986
9753179195063598 ~1986
9753277585196638 ~1987
9753637585218238 ~1987
9753899195077998 ~1986
9753917780313378 ~1987
9753983195079678 ~1986
9754321585259278 ~1987
9754621585277278 ~1987
9754763195095278 ~1986
9754859195097198 ~1986
9754919195098398 ~1986
97552691636934138311 ~1993
9755327780426178 ~1987
9755351195107038 ~1986
9755831195116638 ~1986
9756083195121678 ~1986
Exp. Prime Factor Digits Year
9756193585371598 ~1987
97562772926883119 ~1988
97564372341544899 ~1988
97567794097847199 ~1989
9757019195140398 ~1986
9757199195143998 ~1986
9757217171727019310 ~1990
9757271195145438 ~1986
97574831561197299 ~1988
9757523195150478 ~1986
9757703195154078 ~1986
97579271561268339 ~1988
9758173585490398 ~1987
9758261585495678 ~1987
9758579195171598 ~1986
9758591780687298 ~1987
9758653585519198 ~1987
9758741585524478 ~1987
9758767975876718 ~1987
9758999195179998 ~1986
9759023195180478 ~1986
9759047780723778 ~1987
9759143195182878 ~1986
9759437585566238 ~1987
9759539195190798 ~1986
1029
GIMPS The Prime Pages FactorDb.com
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25-11-02