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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
13945643278912878 ~1987
139460871115686979 ~1988
13946279278925598 ~1987
13946771278935438 ~1987
13946819278936398 ~1987
13946903278938078 ~1987
13946963278939278 ~1987
13947971278959438 ~1987
13948139278962798 ~1987
13948919278978398 ~1987
13949003278980078 ~1987
139491471115931779 ~1988
13949423278988478 ~1987
13949951278999038 ~1987
13950119279002398 ~1987
13950851279017038 ~1987
139513032232208499 ~1989
13951559279031198 ~1987
139515911395159119 ~1989
13951919279038398 ~1987
13951991279039838 ~1987
13952171279043438 ~1987
139521711116173699
13952353837141198 ~1988
13952531279050638 ~1987
Exponent Prime Factor Digits Year
13953083279061678 ~1987
13953143279062878 ~1987
13953281837196878 ~1988
13953851279077038 ~1987
139544591395445919 ~1989
13954763279095278 ~1987
13954793837287598 ~1988
13955219279104398 ~1987
13955761845719116710 ~1993
13955783279115678 ~1987
13955891279117838 ~1987
139561973349487299 ~1989
13956599279131998 ~1987
13956731279134638 ~1987
139567311116538499
139570793349698979 ~1989
13957283279145678 ~1987
13957451279149038 ~1987
13957877837472638 ~1988
139580471395804719 ~1989
13958051279161038 ~1987
13958291279165838 ~1987
13958303279166078 ~1987
13958363279167278 ~1987
13959073837544398 ~1988
Exponent Prime Factor Digits Year
13959359279187198 ~1987
13959503279190078 ~1987
139597792512760239 ~1989
13959791279195838 ~1987
139597912512762399
13960501142397110310 ~1991
139606191116849539 ~1988
13960631279212638 ~1987
139612511396125119 ~1989
13961639279232798 ~1987
13961861837711678 ~1988
13961891279237838 ~1987
13961933837715998 ~1988
13962779279255598 ~1987
13963259279265198 ~1987
13963331279266638 ~1987
13963639181527307110 ~1991
13963871279277438 ~1987
139639311117114499 ~1988
13963979279279598 ~1987
13963991279279838 ~1987
13964219773617732710 ~1993
13964603279292078 ~1987
13964759279295198 ~1987
13964903279298078 ~1987
Exponent Prime Factor Digits Year
13964963279299278 ~1987
13965179279303598 ~1987
13965599279311998 ~1987
139657011117256099 ~1988
13965719279314398 ~1987
13965797837947838 ~1988
13966091279321838 ~1987
139667216704026099 ~1990
13967221838033278 ~1988
139672695586907619 ~1990
13967363279347278 ~1987
139673833352171939 ~1989
139680891117447139 ~1988
139682211117457699 ~1988
139685232234963699 ~1989
13968599279371998 ~1987
13969079279381598 ~1987
13969139279382798 ~1987
13969391279387838 ~1987
13969583279391678 ~1987
139697412235158579 ~1989
13969799279395998 ~1987
139702872235245939 ~1989
13970459279409198 ~1987
13970501838230078 ~1988
1241
GIMPS The Prime Pages FactorDb.com
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25-11-17