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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
557236911114473839 ~1992
557260373343562239 ~1993
55726919100308454310 ~1994
557281613343689679 ~1993
557292591114585199 ~1992
557301231114602479 ~1992
557312511114625039 ~1992
557316711114633439 ~1992
55732399234076075910 ~1995
557346474458771779 ~1993
557346777802854799 ~1994
557350191114700399 ~1992
557358111114716239 ~1992
557367177803140399 ~1994
557378238918051699 ~1994
557396391114792799 ~1992
557399173344395039 ~1993
557405214459241699 ~1993
557410431114820879 ~1992
557421111114842239 ~1992
557423391114846799 ~1992
557434911114869839 ~1992
557438511114877039 ~1992
557443578919097139 ~1994
557445111114890239 ~1992
Exponent Prime Factor Digits Year
557449191114898399 ~1992
557458311114916639 ~1992
557464191114928399 ~1992
557473791114947599 ~1992
557476191114952399 ~1992
557477391114954799 ~1992
557485311114970639 ~1992
557491311114982639 ~1992
557495031114990079 ~1992
55750301167250903110 ~1994
557512074460096579 ~1993
557518791115037599 ~1992
557524191115048399 ~1992
557528333345169999 ~1993
557537391115074799 ~1992
557567511115135039 ~1992
557569191115138399 ~1992
557577711115155439 ~1992
557587431115174879 ~1992
557591631115183279 ~1992
557594413345566479 ~1993
557604231115208479 ~1992
55762517167287551110 ~1994
557627991115255999 ~1992
557631591115263199 ~1992
Exponent Prime Factor Digits Year
55763299189595216710 ~1995
557640831115281679 ~1992
557641733345850399 ~1993
557655973345935839 ~1993
557662191115324399 ~1992
557666991115333999 ~1992
55767529133842069710 ~1994
557689571639607335911 ~1997
557699991115399999 ~1992
5577031319575379863112 ~1999
55770367100386660710 ~1994
557704271305027991911 ~1997
557710911115421839 ~1992
557712414461699299 ~1993
557715711115431439 ~1992
557716133346296799 ~1993
557736711115473439 ~1992
55774129122703083910 ~1994
55774951100394911910 ~1994
557767035577670319 ~1993
557775231115550479 ~1992
55777549267732235310 ~1995
557800973346805839 ~1993
557808533346851199 ~1993
557825391115650799 ~1992
Exponent Prime Factor Digits Year
55783433133880239310 ~1994
557842431115684879 ~1992
557852391115704799 ~1992
557854791115709599 ~1992
557854794462838339
557872791115745599 ~1992
557901231115802479 ~1992
557901591115803199 ~1992
557906391115812799 ~1992
557914973347489839 ~1993
557934831115869679 ~1992
557940831115881679 ~1992
557951933347711599 ~1993
557957715579577119 ~1993
557959911115919839 ~1992
557990418927846579 ~1994
558024591116049199 ~1992
558036613348219679 ~1993
558040431116080879 ~1992
558041391116082799 ~1992
558044991116089999 ~1992
558045711116091439 ~1992
558047333348283999 ~1993
558048111116096239 ~1992
558055311116110639 ~1992
2245
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25-12-14