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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
164216236897081679 ~1991
16421843328436878 ~1987
164218791313750339 ~1989
16422353985341198 ~1988
16422377985342638 ~1988
16422383328447678 ~1987
16422491328449838 ~1987
16422661985359678 ~1988
16422683328453678 ~1987
164227611313820899 ~1989
16423031328460638 ~1987
164234471642344719 ~1989
164237092299319279 ~1989
16423811328476238 ~1987
16423861985431678 ~1988
16423919328478398 ~1987
16424069118253296910 ~1991
16424591328491838 ~1987
16424819328496398 ~1987
16425971328519438 ~1987
164259712956674799
16426031328520638 ~1987
16426103328522078 ~1987
16426643328532878 ~1987
16426877985612638 ~1988
Exponent Prime Factor Digits Year
16427003328540078 ~1987
16427171328543438 ~1987
164275972299863599 ~1989
16427639328552798 ~1987
16427711328554238 ~1987
16427843328556878 ~1987
16428011328560238 ~1987
16428059328561198 ~1987
16428539328570798 ~1987
164285392957137039
16428719328574398 ~1987
16428983328579678 ~1987
164294871314358979 ~1989
16429943328598878 ~1987
164300177557807839 ~1991
16430339328606798 ~1987
16430591328611838 ~1987
16431377985882638 ~1988
16431421985885278 ~1988
16431731328634638 ~1987
164320611314564899 ~1989
16432439328648798 ~1987
164325671643256719 ~1989
16432571328651438 ~1987
16432583328651678 ~1987
Exponent Prime Factor Digits Year
164325834272471599
16433243328664878 ~1987
164333932300675039 ~1989
16433591328671838 ~1987
164336472958056479 ~1990
16433699328673998 ~1987
16434217986053038 ~1988
164347871643478719 ~1989
16434839328696798 ~1987
16435031328700638 ~1987
16435283328705678 ~1987
16435297986117838 ~1988
164354693944512579 ~1990
16435981986158878 ~1988
16436411328728238 ~1987
16436723328734478 ~1987
16437013986220798 ~1988
16437131328742638 ~1987
164371511643715119 ~1989
16437383328747678 ~1987
164377971315023779 ~1989
16438283328765678 ~1987
16438577483294163910 ~1993
16439209197270508110 ~1992
16439243328784878 ~1987
Exponent Prime Factor Digits Year
16439471328789438 ~1987
164394773945474499 ~1990
16439639328792798 ~1987
164398611315188899 ~1989
16439999328799998 ~1987
16440251328805038 ~1987
16440299328805998 ~1987
16440923328818478 ~1987
16442351328847038 ~1987
16442423328848478 ~1987
164424711315397699 ~1989
16442521986551278 ~1988
164426836577073219 ~1991
16443083328861678 ~1987
16443431328868638 ~1987
164435712959842799 ~1990
164440191315521539 ~1989
16444079328881598 ~1987
164442013617724239 ~1990
16444691328893838 ~1987
16444859328897198 ~1987
16445399328907998 ~1987
164454195591442479 ~1990
16445557986733438 ~1988
164457771315662179 ~1989
1243
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24-10-27