Home e-mail
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
42105179842103598 ~1991
42106919842138398 ~1991
42108491842169838 ~1991
42108611842172238 ~1991
42109211842184238 ~1991
42109451842189038 ~1991
421103812526622879 ~1992
42110891842217838 ~1991
42111071842221438 ~1991
42111623842232478 ~1991
42113651842273038 ~1991
42114599842291998 ~1991
421150973369207779 ~1992
421153972526923839 ~1992
42116051842321038 ~1991
421162193369297539 ~1992
42116351842327038 ~1991
421169991592022562311 ~1996
421171073369368579 ~1992
42117539842350798 ~1991
42117791842355838 ~1991
42118871842377438 ~1991
42119351842387038 ~1991
42120623842412478 ~1991
42120877101090104910 ~1993
Exponent Prime Factor Digits Year
42121463842429278 ~1991
421231572527389439 ~1992
421238594212385919 ~1992
421241573369932579 ~1992
42124403842488078 ~1991
42124583842491678 ~1991
421258277582648879 ~1993
42127511842550238 ~1991
42127919842558398 ~1991
42127963168511852110 ~1994
421294972527769839 ~1992
42129803842596078 ~1991
42131399842627998 ~1991
42131657631974855110 ~1995
42132119842642398 ~1991
42132683842653678 ~1991
42134003842680078 ~1991
42134159842683198 ~1991
421351332528107999 ~1992
421353295898946079 ~1993
421373212528239279 ~1992
42137939842758798 ~1991
42138059842761198 ~1991
42138443842768878 ~1991
42139403842788078 ~1991
Exponent Prime Factor Digits Year
421410173371281379 ~1992
42142151842843038 ~1991
42142823842856478 ~1991
42142979842859598 ~1991
42143219842864398 ~1991
42143963842879278 ~1991
421451332528707999 ~1992
42145931842918638 ~1991
42147359842947198 ~1991
42148103842962078 ~1991
421486514214865119 ~1992
42149099842981998 ~1991
42149759842995198 ~1991
421499093371992739 ~1992
42151391843027838 ~1991
42154943843098878 ~1991
42154991843099838 ~1991
421559513372476099 ~1992
42155957101174296910 ~1993
42157151843143038 ~1991
421578132529468799 ~1992
421582932529497599 ~1992
42158423843168478 ~1991
42158723843174478 ~1991
42158999843179998 ~1991
Exponent Prime Factor Digits Year
42159097101181832910 ~1993
421601416745622579 ~1993
421632413373059299 ~1992
42163931843278638 ~1991
421643772529862639 ~1992
421646532529879199 ~1992
42165131843302638 ~1991
421655693373245539 ~1992
42165863843317278 ~1991
42167663843353278 ~1991
42169139843382798 ~1991
421696372530178239 ~1992
42169643843392878 ~1991
42169931843398638 ~1991
42169943843398878 ~1991
42170231843404638 ~1991
42170543843410878 ~1991
42170651843413038 ~1991
421708932530253599 ~1992
421717219277778639 ~1993
42172139843442798 ~1991
421727212530363279 ~1992
421733572530401439 ~1992
42174079101217789710 ~1993
42174311843486238 ~1991
1936
GIMPS The Prime Pages FactorDb.com
Home
4.724.182 digits 		e-mail
25-04-13