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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
17835283114145811310 ~1991
17835599356711998 ~1988
17835659356713198 ~1988
17835731356714638 ~1988
17836139356722798 ~1988
178362111426896899 ~1989
178363371426906979 ~1989
178367711783677119 ~1989
17837051356741038 ~1988
17837159356743198 ~1988
17837279356745598 ~1988
17838143356762878 ~1988
178383671783836719 ~1989
17838371356767438 ~1988
17838959356779198 ~1988
17839091356781838 ~1988
17839163356783278 ~1988
17839583356791678 ~1988
17840723356814478 ~1988
178410794281858979 ~1990
17841359356827198 ~1988
17841427171277699310 ~1992
17841611356832238 ~1988
178417311427338499 ~1989
178423791427390339 ~1989
Exponent Prime Factor Digits Year
17843459356869198 ~1988
178435131070610799 ~1989
17843951356879038 ~1988
178439571070637439 ~1989
17844191356883838 ~1988
178445232855123699 ~1990
178447873212061679 ~1990
178452771070716639 ~1989
178453071427624579 ~1989
17845319356906398 ~1988
178453919993418979 ~1991
178453971427631779 ~1989
17845931356918638 ~1988
17846051356921038 ~1988
17846123356922478 ~1988
17846639356932798 ~1988
17846891356937838 ~1988
17847083356941678 ~1988
178472533926395679 ~1990
178473731070842399 ~1989
17847491356949838 ~1988
17847983356959678 ~1988
178484511427876099 ~1989
17850023357000478 ~1988
178504872856077939 ~1990
Exponent Prime Factor Digits Year
17850803357016078 ~1988
17850971357019438 ~1988
17851103357022078 ~1988
178513491428107939 ~1989
17851451357029038 ~1988
17851499357029998 ~1988
178515535355465919 ~1990
178517811071106879 ~1989
17851859357037198 ~1988
17852231357044638 ~1988
17852591357051838 ~1988
17852651357053038 ~1988
17852699357053998 ~1988
178530131071180799 ~1989
17853263357065278 ~1988
17853779357075598 ~1988
17853971357079438 ~1988
17854283357085678 ~1988
17854439357088798 ~1988
17854703357094078 ~1988
17855063357101278 ~1988
17855543357110878 ~1988
17856491357129838 ~1988
17856539357130798 ~1988
17857331357146638 ~1988
Exponent Prime Factor Digits Year
17858231357164638 ~1988
178584291428674339 ~1989
17858471357169438 ~1988
17858663357173278 ~1988
17858699357173998 ~1988
178598171071589039 ~1989
17860091357201838 ~1988
17860151357203038 ~1988
178602912857646579 ~1990
17860499357209998 ~1988
17860763357215278 ~1988
17861003357220078 ~1988
17861579357231598 ~1988
17862059357241198 ~1988
178625034644250799 ~1990
17862623357252478 ~1988
17862683357253678 ~1988
17863151357263038 ~1988
178632071786320719 ~1989
17863271357265438 ~1988
17863691357273838 ~1988
17863871357277438 ~1988
178644171071865039 ~1989
17865143357302878 ~1988
178653591429228739 ~1989
1338
GIMPS The Prime Pages FactorDb.com
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25-04-13