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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
695783631391567279 ~1992
695806911391613839 ~1992
695846991391693999 ~1992
695853711391707439 ~1992
695856111391712239 ~1992
695860431391720879 ~1992
695866911391733839 ~1992
695868231391736479 ~1992
695879511391759039 ~1992
695912991391825999 ~1992
695931591391863199 ~1992
695947734175686399 ~1993
695948511391897039 ~1992
695996391391992799 ~1992
696017511392035039 ~1992
696033111392066239 ~1992
696035631392071279 ~1992
696062275568498179 ~1994
69606247125291244710 ~1995
696064311392128639 ~1992
696072591392145199 ~1992
696076911392153839 ~1992
69608867125295960710 ~1995
696094934176569599 ~1993
696098476960984719 ~1994
Exponent Prime Factor Digits Year
696115431392230879 ~1992
696115791392231599 ~1992
696128391392256799 ~1992
696139911392279839 ~1992
696165374176992239 ~1993
696178191392356399 ~1992
696186231392372479 ~1992
696206511392413039 ~1992
696231111392462239 ~1992
696253431392506879 ~1992
69627557167106136910 ~1995
696300231392600479 ~1992
696303111392606239 ~1992
696341511392683039 ~1992
696344511392689039 ~1992
696360899749052479 ~1994
696387196963871919 ~1994
696427191392854399 ~1992
696428215571425699 ~1994
696429711392859439 ~1992
69647797111436475310 ~1994
696479836964798319 ~1994
696495711392991439 ~1992
696506991393013999 ~1992
696508791393017599 ~1992
Exponent Prime Factor Digits Year
696516711393033439 ~1992
69654037208962111110 ~1995
696562431393124879 ~1992
696576111393152239 ~1992
696576112563400084911
696576831393153679 ~1992
696580791393161599 ~1992
696584991393169999 ~1992
696593511393187039 ~1992
69661139125390050310 ~1995
69663233167191759310 ~1995
696632414179794479 ~1993
696640195573121539 ~1994
696644031393288079 ~1992
696669831393339679 ~1992
696694431393388879 ~1992
696702591393405199 ~1992
696721911393443839 ~1992
696741231393482479 ~1992
696750591393501199 ~1992
696758031393516079 ~1992
69677323292644756710 ~1995
696778134180668799 ~1993
696794511393589039 ~1992
696796975574375779 ~1994
Exponent Prime Factor Digits Year
696804076968040719 ~1994
696804231393608479 ~1992
696805191393610399 ~1992
696817911393635839 ~1992
696832911393665839 ~1992
696845414181072479 ~1993
696858231393716479 ~1992
696873374181240239 ~1993
696910734181464399 ~1993
696918831393837679 ~1992
696923031393846079 ~1992
696925431393850879 ~1992
696929991393859999 ~1992
696941391393882799 ~1992
697002591394005199 ~1992
697008534182051199 ~1993
697011174182067039 ~1993
697011676970116719 ~1994
697014591394029199 ~1992
697092591394185199 ~1992
69710939334612507310 ~1996
697115275576922179 ~1994
697118991394237999 ~1992
697130511394261039 ~1992
697145391394290799 ~1992
2216
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25-04-13