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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
17626223352524478 ~1988
176265131057590799 ~1989
176265372820245939 ~1990
17626571352531438 ~1988
17626919352538398 ~1988
17627531352550638 ~1988
17628059352561198 ~1988
17628263352565278 ~1988
176282931057697599 ~1989
17628623352572478 ~1988
17629103352582078 ~1988
17629379352587598 ~1988
17630531352610638 ~1988
17631143352622878 ~1988
17631479352629598 ~1988
17631851352637038 ~1988
17631863352637278 ~1988
17631959352639198 ~1988
176319673173754079 ~1990
17632151352643038 ~1988
176325771057954639 ~1989
17632619352652398 ~1988
17632871352657438 ~1988
176331291410650339 ~1989
17633351352667038 ~1988
Exponent Prime Factor Digits Year
17633519352670398 ~1988
17633579352671598 ~1988
17633963352679278 ~1988
176339691410717539 ~1989
176341019875096579 ~1991
17634119352682398 ~1988
176345778464596979 ~1991
17634803352696078 ~1988
176353331058119999 ~1989
176357771058146639 ~1989
17635811352716238 ~1988
17636639352732798 ~1988
176367431763674319 ~1989
17637299352745998 ~1988
17638199352763998 ~1988
17638259352765198 ~1988
176384171058305039 ~1989
176384771058308639 ~1989
176388671763886719 ~1989
17639483352789678 ~1988
17639603352792078 ~1988
17640431352808638 ~1988
17640719352814398 ~1988
17641031352820638 ~1988
17641199352823998 ~1988
Exponent Prime Factor Digits Year
17641259352825198 ~1988
17641271352825438 ~1988
17641523352830478 ~1988
17641751352835038 ~1988
17641763352835278 ~1988
17641919352838398 ~1988
176421371058528239 ~1989
17642291352845838 ~1988
17642519352850398 ~1988
17642819352856398 ~1988
17642843352856878 ~1988
176429811058578879 ~1989
176439714587432479 ~1990
176448971058693839 ~1989
17644943352898878 ~1988
176453894234893379 ~1990
176455571312829440911 ~1994
17646179352923598 ~1988
17646971352939438 ~1988
176474531058847199 ~1989
17648063352961278 ~1988
176485971411887779 ~1989
17648651352973038 ~1988
17648723352974478 ~1988
17649899352997998 ~1988
Exponent Prime Factor Digits Year
17650019353000398 ~1988
17651339353026798 ~1988
176516091412128739 ~1989
17652473518982706310 ~1993
176525535295765919 ~1990
17652863353057278 ~1988
17653703353074078 ~1988
17653931353078638 ~1988
17654023112985747310 ~1991
176543391412347139 ~1989
17654603353092078 ~1988
17654783353095678 ~1988
176552171059313039 ~1989
17655251353105038 ~1988
17655311353106238 ~1988
17655611353112238 ~1988
176557611059345679 ~1989
17655923353118478 ~1988
17657303353146078 ~1988
17657819353156398 ~1988
17658479353169598 ~1988
176584937063397219 ~1991
17658551353171038 ~1988
17658743353174878 ~1988
17659259353185198 ~1988
1336
GIMPS The Prime Pages FactorDb.com
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25-05-04