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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
14136539282730798 ~1987
14137133848227998 ~1988
14137223282744478 ~1987
14137499282749998 ~1987
14137859282757198 ~1987
14137961848277678 ~1988
14138219282764398 ~1987
14138363282767278 ~1987
141385491131083939 ~1988
14138843282776878 ~1987
14138903282778078 ~1987
14138977848338638 ~1988
14139179282783598 ~1987
141391791131134339
141393613110659439 ~1989
14139623282792478 ~1987
14140013848400798 ~1988
14140153848409198 ~1988
14140811282816238 ~1987
141412871414128719 ~1989
14141411282828238 ~1987
14141483282829678 ~1987
14141579282831598 ~1987
14142001845691659910 ~1993
14142059282841198 ~1987
Exponent Prime Factor Digits Year
14142371282847438 ~1987
14142839282856798 ~1987
14142899282857998 ~1987
14143463282869278 ~1987
141435792545844239 ~1989
141436271414362719 ~1989
141438192545887439 ~1989
14144843282896878 ~1987
14144891282897838 ~1987
14145277848716638 ~1988
14145539282910798 ~1987
141455391131643139
14145793848747598 ~1988
14145863282917278 ~1987
14146103282922078 ~1987
141463312546339599 ~1989
14146343282926878 ~1987
14146723331033318310 ~1992
14146739282934798 ~1987
14146883282937678 ~1987
14147123282942478 ~1987
14147257848835438 ~1988
14147291282945838 ~1987
141474915658996419 ~1990
14147677848860638 ~1988
Exponent Prime Factor Digits Year
141478579903499919 ~1991
141480071414800719 ~1989
141485571131884579 ~1988
14148779282975598 ~1987
14148791282975838 ~1987
141489071414890719 ~1989
14148971282979438 ~1987
141490671131925379 ~1988
14149139282982798 ~1987
14149403169792836110 ~1991
14149631282992638 ~1987
14149957848997438 ~1988
14150351283007038 ~1987
14151041849062478 ~1988
14151491283029838 ~1987
141515471415154719 ~1989
141516191415161919 ~1989
141516193396388579
14151793849107598 ~1988
14152163283043278 ~1987
14152223283044478 ~1987
14152871283057438 ~1987
141530231415302319 ~1989
14153053849183198 ~1988
14153123283062478 ~1987
Exponent Prime Factor Digits Year
14153339283066798 ~1987
141541093396986179 ~1989
14154137849248238 ~1988
141542271132338179 ~1988
141545272547814879 ~1989
14154779283095598 ~1987
14154797849287838 ~1988
14154839283096798 ~1987
14154911283098238 ~1987
14155079283101598 ~1987
14155153849309198 ~1988
14155763283115278 ~1987
14156003283120078 ~1987
14156039283120798 ~1987
14156399283127998 ~1987
14156413849384798 ~1988
141565371132522979 ~1988
14156771283135438 ~1987
14156993849419598 ~1988
14157131283142638 ~1987
14157371283147438 ~1987
14157593849455598 ~1988
14158043283160878 ~1987
14158691283173838 ~1987
141588432265414899 ~1989
1218
GIMPS The Prime Pages FactorDb.com
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25-07-08