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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
9581219191624398 ~1986
9581233574873998 ~1987
95813091341383279 ~1988
9581543191630878 ~1986
9581587958158718 ~1987
9581701574902078 ~1987
9581837574910238 ~1987
9581963191639278 ~1986
9582263191645278 ~1986
9582323191646478 ~1986
9582337574940238 ~1987
9582791191655838 ~1986
9582817574969038 ~1987
9582899191657998 ~1986
95830331533285299 ~1988
9583103191662078 ~1986
95833193066662099 ~1988
9583439191668798 ~1986
9583501575010078 ~1987
9583919191678398 ~1986
9584521575071278 ~1987
9584699191693998 ~1986
9585011191700238 ~1986
9585311191706238 ~1986
9585371191707438 ~1986
Exp. Prime Factor Digits Year
9585883958588318 ~1987
9585959766876738 ~1987
9586151766892098 ~1987
9586961575217678 ~1987
9587003191740078 ~1986
9587111191742238 ~1986
9587701575262078 ~1987
9587713575262798 ~1987
9588101575286078 ~1987
9588107767048578 ~1987
9588307958830718 ~1987
9588431191768638 ~1986
9588599191771998 ~1986
9588899191777998 ~1986
9588959191779198 ~1986
9589259191785198 ~1986
95893131342503839 ~1988
95894771534316339 ~1988
9589991191799838 ~1986
9590123191802478 ~1986
9590327767226178 ~1987
9590473575428398 ~1987
9590723191814478 ~1986
9590879191817598 ~1986
9590939191818798 ~1986
Exp. Prime Factor Digits Year
9591097575465838 ~1987
9591269767301538 ~1987
9591557575493438 ~1987
9591761575505678 ~1987
9591821767345698 ~1987
9591863191837278 ~1986
9592007767360578 ~1987
9592057575523438 ~1987
9592087959208718 ~1987
9592151191843038 ~1986
9592223191844478 ~1986
9592571191851438 ~1986
9592697575561838 ~1987
95929034029019279 ~1989
9592931191858638 ~1986
9593251959325118 ~1987
9593351191867038 ~1986
9593411191868238 ~1986
9593561575613678 ~1987
9593609767488738 ~1987
9593657575619438 ~1987
9593723191874478 ~1986
9593819191876398 ~1986
95939512494427279 ~1988
95942691343197679 ~1988
Exp. Prime Factor Digits Year
9594479191889598 ~1986
9594509767560738 ~1987
9594701575682078 ~1987
9594701767576098
9594773575686398 ~1987
9594931959493118 ~1987
9595241575714478 ~1987
95954778444019779 ~1990
9595559191911198 ~1986
9595559767644738
9596039191920798 ~1986
9596231191924638 ~1986
9596263959626318 ~1987
9596399191927998 ~1986
9596399767711938
9596473575788398 ~1987
9596533575791998 ~1987
9596779959677918 ~1987
9597359767788738 ~1987
9597431191948638 ~1986
9597551191951038 ~1986
95975872303420899 ~1988
95979972303519299 ~1988
9598031767842498 ~1987
9598483959848318 ~1987
1019
GIMPS The Prime Pages FactorDb.com
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25-11-02