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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
176166371056998239 ~1989
17616719352334398 ~1988
17616803352336078 ~1988
17616899352337998 ~1988
176174091409392739 ~1989
17617739352354798 ~1988
17617991352359838 ~1988
176182812818924979 ~1990
17618603352372078 ~1988
17619103211429236110 ~1992
176191971409535779 ~1989
176196111409568899 ~1989
176196471409571779 ~1989
17620019352400398 ~1988
17620523352410478 ~1988
17621063352421278 ~1988
17621651352433038 ~1988
17621963352439278 ~1988
17622383352447678 ~1988
17622719352454398 ~1988
17622959352459198 ~1988
17623103352462078 ~1988
17623499352469998 ~1988
176236011057416079 ~1989
176239611057437679 ~1989
Exponent Prime Factor Digits Year
176243091409944739 ~1989
176247532467465439 ~1990
17624963352499278 ~1988
176250791762507919 ~1989
176254511762545119 ~1989
17625479352509598 ~1988
17625983352519678 ~1988
17626019352520398 ~1988
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
Exponent Prime Factor Digits Year
17631959352639198 ~1988
176319673173754079 ~1990
17632151352643038 ~1988
176325771057954639 ~1989
17632619352652398 ~1988
17632871352657438 ~1988
176331291410650339 ~1989
17633351352667038 ~1988
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
Exponent Prime Factor Digits Year
176384771058308639 ~1989
176388671763886719 ~1989
17639483352789678 ~1988
17639603352792078 ~1988
17640431352808638 ~1988
17640719352814398 ~1988
17641031352820638 ~1988
17641199352823998 ~1988
17641259352825198 ~1988
17641271352825438 ~1988
17641523352830478 ~1988
17641751352835038 ~1988
17641763352835278 ~1988
17641919352838398 ~1988
176421371058528239 ~1989
17642291352845838 ~1988
17642519352850398 ~1988
17642819352856398 ~1988
17642843352856878 ~1988
176429211058575279 ~1989
176429811058578879 ~1989
176439714587432479 ~1990
176448971058693839 ~1989
17644943352898878 ~1988
176453894234893379 ~1990
1352
GIMPS The Prime Pages FactorDb.com
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25-07-08