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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
12092999241859998 ~1986
12093337725600238 ~1987
12093479241869598 ~1986
120935411934966579 ~1989
120935691693099679 ~1988
12093839241876798 ~1986
12094931241898638 ~1986
12094931967594498
12095197725711838 ~1987
12095351241907038 ~1986
12096839241936798 ~1986
12096941725816478 ~1987
12097213725832798 ~1987
12097273725836398 ~1987
12097691241953838 ~1986
12097751241955038 ~1986
12098111241962238 ~1986
12098171241963438 ~1986
12098399967871938 ~1988
12099011241980238 ~1986
12099419967953538 ~1988
12099611241992238 ~1986
12099803241996078 ~1986
12099959241999198 ~1986
12100373726022398 ~1987
Exponent Prime Factor Digits Year
121003916776218979 ~1990
12100681726040878 ~1987
12101009968080738 ~1988
12101053726063198 ~1987
12101123242022478 ~1986
12101591242031838 ~1986
12102263242045278 ~1986
12102383242047678 ~1986
12102457726147438 ~1987
12103043242060878 ~1986
12103067125871896910 ~1991
12103381726202878 ~1987
121034575809659379 ~1990
12103691242073838 ~1986
12103859242077198 ~1986
121039072178703279 ~1989
12104231242084638 ~1986
12104303242086078 ~1986
12104363242087278 ~1986
12104483242089678 ~1986
121045491694636879 ~1988
12104639242092798 ~1986
12105083242101678 ~1986
121051331936821299 ~1989
12105361726321678 ~1987
Exponent Prime Factor Digits Year
121054631210546319 ~1988
121057492905379779 ~1989
12105757726345438 ~1987
12105851242117038 ~1986
12106271242125438 ~1986
12106343242126878 ~1986
12106561726393678 ~1987
121066511210665119 ~1988
12106903484276120110 ~1992
12107099242141998 ~1986
12107171242143438 ~1986
121074113874371539 ~1989
12107783242155678 ~1986
12107939242158798 ~1986
121080911937294579 ~1989
12108179242163598 ~1986
12108203242164078 ~1986
121083311210833119 ~1988
12108401726504078 ~1987
121085215812090099 ~1990
121085592179540639 ~1989
121088231937411699 ~1989
121091831937469299 ~1989
12109271242185438 ~1986
12109343242186878 ~1986
Exponent Prime Factor Digits Year
12109463242189278 ~1986
12109633726577998 ~1987
12110387968830978 ~1988
12110471242209438 ~1986
12110699242213998 ~1986
12110963242219278 ~1986
12111311242226238 ~1986
12111397726683838 ~1987
12111479242229598 ~1986
12111563242231278 ~1986
12111779242235598 ~1986
12112031242240638 ~1986
121123196056159519 ~1990
121123631211236319 ~1988
121125311211253119 ~1988
12112979242259598 ~1986
12113303242266078 ~1986
12113351242267038 ~1986
12113483242269678 ~1986
12114317726859038 ~1987
12114601726876078 ~1987
12114731242294638 ~1986
12114833726889998 ~1987
12114923242298478 ~1986
12115139242302798 ~1986
1131
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25-07-08