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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
651442391130288478310 ~2000
651460079130292015910 ~2000
651470129521176103310 ~2001
651489911130297982310 ~2000
651496619130299323910 ~2000
651497699130299539910 ~2000
651505741390903444710 ~2001
651517991130303598310 ~2000
651539041390923424710 ~2001
651542291130308458310 ~2000
6515661471563758752911 ~2002
651569053390941431910 ~2001
651606341521285072910 ~2001
651642119130328423910 ~2000
651648323130329664710 ~2000
6516508071172971452711 ~2002
6516638711042662193711 ~2002
651678851130335770310 ~2000
651679991130335998310 ~2000
6516801672606720668111 ~2003
651693241391015944710 ~2001
651700403130340080710 ~2000
651707117912389963910 ~2002
651751403130350280710 ~2000
651803963130360792710 ~2000
Exponent Prime Factor Digits Year
6518216835344937800711 ~2004
651847739130369547910 ~2000
651848917391109350310 ~2001
651857159130371431910 ~2000
6519061194693724056911 ~2004
651910241391146144710 ~2001
651928523130385704710 ~2000
651928811130385762310 ~2000
651937397391162438310 ~2001
651948299130389659910 ~2000
651956533391173919910 ~2001
6519587713129402100911 ~2003
651960157391176094310 ~2001
651995411130399082310 ~2000
652004063130400812710 ~2000
652008509521606807310 ~2001
652024679130404935910 ~2000
652027643130405528710 ~2000
652030259130406051910 ~2000
652037077391222246310 ~2001
652064219130412843910 ~2000
652068479130413695910 ~2000
652074383130414876710 ~2000
6520805291956241587111 ~2003
652092503130418500710 ~2000
Exponent Prime Factor Digits Year
652096631130419326310 ~2000
652098851130419770310 ~2000
652099271130419854310 ~2000
652100411130420082310 ~2000
652111979130422395910 ~2000
652140221521712176910 ~2001
652144151130428830310 ~2000
652170131130434026310 ~2000
652190579130438115910 ~2000
652192091130438418310 ~2000
652199699130439939910 ~2000
652220693391332415910 ~2001
652247027521797621710 ~2001
652260299130452059910 ~2000
652272073391363243910 ~2001
652279403130455880710 ~2000
652288991130457798310 ~2000
652304063130460812710 ~2000
652336271130467254310 ~2000
6523727291435220003911 ~2002
652379723130475944710 ~2000
652402343130480468710 ~2000
6524152791565796669711 ~2002
652445663130489132710 ~2000
652450751130490150310 ~2000
Exponent Prime Factor Digits Year
652457111521965688910 ~2001
652471019130494203910 ~2000
652472351130494470310 ~2000
652518521522014816910 ~2001
652519271522015416910 ~2001
652522763130504552710 ~2000
652531199130506239910 ~2000
652534871130506974310 ~2000
652537799130507559910 ~2000
652540043130508008710 ~2000
652551719130510343910 ~2000
6525537431044085988911 ~2002
652558451130511690310 ~2000
652616039130523207910 ~2000
652619339130523867910 ~2000
652622093391573255910 ~2001
652630883130526176710 ~2000
652648571130529714310 ~2000
652652183130530436710 ~2000
6526569131566376591311 ~2002
652666139130533227910 ~2000
652720379522176303310 ~2001
652752671130550534310 ~2000
652796159130559231910 ~2000
652796843130559368710 ~2000
3283
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25-04-13