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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
476488572858931439 ~1992
476489693811917539 ~1992
47652491953049838 ~1991
476527493812219939 ~1992
47653979953079598 ~1991
47654129114369909710 ~1994
476543572859261439 ~1992
47657243953144878 ~1991
47657903953158078 ~1991
47659103953182078 ~1991
476592532859555199 ~1992
47659511953190238 ~1991
47660999953219998 ~1991
47662799953255998 ~1991
47662933104858452710 ~1994
47663459953269198 ~1991
476657332859943999 ~1992
47665811953316238 ~1991
47666519953330398 ~1991
47667479953349598 ~1991
476684573813476579 ~1992
47669099200210215910 ~1994
47669159953383198 ~1991
47669519953390398 ~1991
47669711953394238 ~1991
Exponent Prime Factor Digits Year
476705993813647939 ~1992
47671223953424478 ~1991
47672279953445598 ~1991
47673011953460238 ~1991
476735332860411999 ~1992
47673911953478238 ~1991
47675377257447035910 ~1994
47675651953513038 ~1991
47676119953522398 ~1991
47676131953522638 ~1991
47676383953527678 ~1991
47677499953549998 ~1991
47677523953550478 ~1991
47678051953561038 ~1991
47679239953584798 ~1991
47679311953586238 ~1991
47680859953617198 ~1991
47682683953653678 ~1991
476829671993148020711 ~1997
476861696676063679 ~1993
476864234768642319 ~1993
47688191953763838 ~1991
47689283953785678 ~1991
47689319953786398 ~1991
476894693815157539 ~1992
Exponent Prime Factor Digits Year
47689931953798638 ~1991
47691251953825038 ~1991
47691659953833198 ~1991
476918696676861679 ~1993
476918772861512639 ~1992
47692091123999436710 ~1994
47692343953846878 ~1991
47692511953850238 ~1991
47692763953855278 ~1991
47693699953873998 ~1991
476938313815506499 ~1992
476939772861638639 ~1992
47694217228932241710 ~1994
47694457219394502310 ~1994
47696003953920078 ~1991
47696471953929438 ~1991
47696843953936878 ~1991
47697803953956078 ~1991
47699023114477655310 ~1994
47699303953986078 ~1991
47701151954023038 ~1991
47701271954025438 ~1991
47701739954034798 ~1991
47702111954042238 ~1991
47702423954048478 ~1991
Exponent Prime Factor Digits Year
477037013816296099 ~1992
477049612862297679 ~1992
477075012862450079 ~1992
47708603954172078 ~1991
477094132862564799 ~1992
47710163954203278 ~1991
47712023954240478 ~1991
47712481104967458310 ~1994
477133973817071779 ~1992
47713691954273838 ~1991
47714003954280078 ~1991
47714123954282478 ~1991
47714509114514821710 ~1994
47715373190861492110 ~1994
47715971954319438 ~1991
47716379954327598 ~1991
47716499954329998 ~1991
47718119954362398 ~1991
477195413817563299 ~1992
47719921229055620910 ~1994
477199332863195999 ~1992
477200936680813039 ~1993
477203273817626179 ~1992
47724263954485278 ~1991
477245714772457119 ~1993
2197
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26-03-08