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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
24643163492863278 ~1989
24643691492873838 ~1989
24644219492884398 ~1989
24644351492887038 ~1989
24644699492893998 ~1989
24645083492901678 ~1989
246452211478713279 ~1990
24645623492912478 ~1989
24645779492915598 ~1989
24646943492938878 ~1989
24647039492940798 ~1989
246473472464734719 ~1990
24647699492953998 ~1989
24647891492957838 ~1989
24648311492966238 ~1989
24648779492975598 ~1989
24649139492982798 ~1989
246493011478958079 ~1990
24649679492993598 ~1989
24649799492995998 ~1989
24650243493004878 ~1989
246503592465035919 ~1990
24650903493018078 ~1989
24652151493043038 ~1989
24652163493043278 ~1989
Exponent Prime Factor Digits Year
246522072465220719 ~1990
24652451493049038 ~1989
24652559493051198 ~1989
246529611479177679 ~1990
246530171479181039 ~1990
24653351493067038 ~1989
24653399493067998 ~1989
24653939493078798 ~1989
246541931479251599 ~1990
24654323493086478 ~1989
246547131479282799 ~1990
24655259493105198 ~1989
24655343493106878 ~1989
24656279493125598 ~1989
24656531493130638 ~1989
246567611479405679 ~1990
24657323493146478 ~1989
24657443493148878 ~1989
24657719493154398 ~1989
246579591972636739 ~1990
246592675918224099 ~1991
246605331479631999 ~1990
246613311972906499 ~1990
24661379493227598 ~1989
246621476412158239 ~1991
Exponent Prime Factor Digits Year
24662723493254478 ~1989
24663143493262878 ~1989
24663623493272478 ~1989
24664691493293838 ~1989
24665183493303678 ~1989
24665621138127477710 ~1992
24665831493316638 ~1989
24666263493325278 ~1989
246666371479998239 ~1990
24666671493333438 ~1989
24667091493341838 ~1989
24667283493345678 ~1989
246674211973393699 ~1990
24667451493349038 ~1989
246683871973470979 ~1990
24669083493381678 ~1989
24669563493391278 ~1989
24669863493397278 ~1989
24669899493397998 ~1989
246700131480200799 ~1990
24670031493400638 ~1989
246703371480220239 ~1990
246708291973666339 ~1990
246715314440875599 ~1991
246721611973772899 ~1990
Exponent Prime Factor Digits Year
24672551493451038 ~1989
246725871973806979 ~1990
24672701197381608110 ~1993
24673199493463998 ~1989
24674017118435281710 ~1992
24674339493486798 ~1989
24674431222069879110 ~1993
24674473133242154310 ~1992
246745272467452719 ~1990
24675011493500238 ~1989
24675191493503838 ~1989
246757137402713919 ~1992
24675779493515598 ~1989
246761811480570879 ~1990
24676271493525438 ~1989
24676499493529998 ~1989
24676523493530478 ~1989
246766211480597279 ~1990
24676859493537198 ~1989
24676871493537438 ~1989
24677351493547038 ~1989
24677699493553998 ~1989
24677963493559278 ~1989
24679331493586638 ~1989
246804411480826479 ~1990
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25-07-08