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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
45439703908794078 ~1991
45441911908838238 ~1991
45442097109061032910 ~1993
45444683908893678 ~1991
45444923908898478 ~1991
454457873635662979 ~1992
45446543908930878 ~1991
454467173635737379 ~1992
454468932726813599 ~1992
45446963908939278 ~1991
45447203908944078 ~1991
45448631908972638 ~1991
45449039908980798 ~1991
454490993635927939 ~1992
454523212727139279 ~1992
454523278181418879 ~1993
454526096363365279 ~1993
45452639909052798 ~1991
45452989181811956110 ~1994
454551434545514319 ~1992
45455471909109438 ~1991
454554972727329839 ~1992
45456143909122878 ~1991
45458111909162238 ~1991
45459311909186238 ~1991
Exponent Prime Factor Digits Year
454597812727586879 ~1992
45462083909241678 ~1991
45463811909276238 ~1991
45464099909281998 ~1991
45464411909288238 ~1991
45464483909289678 ~1991
454646412727878479 ~1992
45465683909313678 ~1991
45465839909316798 ~1991
45466979909339598 ~1991
454670772728024639 ~1992
45467531909350638 ~1991
45470219909404398 ~1991
45470339909406798 ~1991
45471551909431038 ~1991
45472103909442078 ~1991
454725732728354399 ~1992
454732212728393279 ~1992
45473303909466078 ~1991
45474083909481678 ~1991
45474623909492478 ~1991
45475043909500878 ~1991
45477011909540238 ~1991
454788473638307779 ~1992
454795132728770799 ~1992
Exponent Prime Factor Digits Year
45480191909603838 ~1991
45480299909605998 ~1991
45480791909615838 ~1991
45484319909686398 ~1991
45484343909686878 ~1991
454849973638799779 ~1992
45485399909707998 ~1991
454858212729149279 ~1992
45485879909717598 ~1991
45486071909721438 ~1991
45486971909739438 ~1991
454873634548736319 ~1992
45488231909764638 ~1991
454897798188160239 ~1993
45491003909820078 ~1991
454913573639308579 ~1992
454917296368842079 ~1993
45493319909866398 ~1991
45494063909881278 ~1991
454940834549408319 ~1992
45496151909923038 ~1991
45496259909925198 ~1991
45497591909951838 ~1991
454987973639903779 ~1992
45499631909992638 ~1991
Exponent Prime Factor Digits Year
45499691909993838 ~1991
45499799909995998 ~1991
455019434550194319 ~1992
45502609136507827110 ~1994
45502811910056238 ~1991
455030273640242179 ~1992
45504071910081438 ~1991
45504863910097278 ~1991
45506971263940431910 ~1994
45508091910161838 ~1991
45508451910169038 ~1991
45511133364089064110 ~1995
45511799910235998 ~1991
45511919910238398 ~1991
45512843910256878 ~1991
45513263910265278 ~1991
455138772730832639 ~1992
455151917282430579 ~1993
45515219910304398 ~1991
455154172730925039 ~1992
45515917182063668110 ~1994
45516083910321678 ~1991
45516131118341940710 ~1994
455172732731036399 ~1992
45517477427864283910 ~1995
1980
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25-04-13