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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
1685431313370862639 ~1995
1685471993370943999 ~1995
168553027168553027110 ~1997
1685535593371071199 ~1995
1685557913371115839 ~1995
1685561033371122079 ~1995
1685562113371124239 ~1995
168558107134846485710 ~1997
168563657134850925710 ~1997
1685640233371280479 ~1995
1685640593371281199 ~1995
1685738513371477039 ~1995
168577313236008238310 ~1997
1685796113371592239 ~1995
1685812913371625839 ~1995
1685823113371646239 ~1995
1685881313371762639 ~1995
1685881913371763839 ~1995
168590273101154163910 ~1996
1685916233371832479 ~1995
168599161101159496710 ~1996
1686075113372150239 ~1995
1686109731450054367911 ~1999
1686117113372234239 ~1995
1686136913372273839 ~1995
Exponent Prime Factor Digits Year
168614321134891456910 ~1997
1686164993372329999 ~1995
168620509370965119910 ~1998
1686207233372414479 ~1995
1686210233372420479 ~1995
1686227033372454079 ~1995
1686237833372475679 ~1995
1686248993372497999 ~1995
168635023168635023110 ~1997
1686374993372749999 ~1995
1686390113372780239 ~1995
1686394913372789839 ~1995
1686418313372836639 ~1995
1686449993372899999 ~1995
1686469793372939599 ~1995
1686652913373305839 ~1995
168665587168665587110 ~1997
1686662033373324079 ~1995
1686668633373337279 ~1995
168667619134934095310 ~1997
168672941101203764710 ~1996
168679183404830039310 ~1998
168685613944639432910 ~1999
168685789404845893710 ~1998
168688721506066163110 ~1998
Exponent Prime Factor Digits Year
168700661134960528910 ~1997
1687054793374109599 ~1995
1687098113374196239 ~1995
1687100513374201039 ~1995
168712073101227243910 ~1996
1687126193374252399 ~1995
1687138193374276399 ~1995
168715201101229120710 ~1996
168716897101230138310 ~1996
1687207913374415839 ~1995
168724979134979983310 ~1997
1687268393374536799 ~1995
1687298331349838664111 ~1999
1687316033374632079 ~1995
168735473506206419110 ~1998
1687396913374793839 ~1995
1687461113374922239 ~1995
168749227168749227110 ~1997
168749857101249914310 ~1996
168751969371254331910 ~1998
1687555793375111599 ~1995
1687584593375169199 ~1995
1687612913375225839 ~1995
168771653945121256910 ~1999
1687765193375530399 ~1995
Exponent Prime Factor Digits Year
168777691168777691110 ~1997
1687856513375713039 ~1995
1687860833375721679 ~1995
1687907633375815279 ~1995
1687926713375853439 ~1995
168795437101277262310 ~1996
1687992833375985679 ~1995
1688013833376027679 ~1995
1688075633376151279 ~1995
1688093633376187279 ~1995
168823331135058664910 ~1997
1688349233376698479 ~1995
168835769135068615310 ~1997
1688375513376751039 ~1995
1688390033376780079 ~1995
168839717135071773710 ~1997
168840319168840319110 ~1997
168841193236377670310 ~1997
1688412233376824479 ~1995
1688422793376845599 ~1995
168843377135074701710 ~1997
168843533101306119910 ~1996
1688488433376976879 ~1995
1688496833376993679 ~1995
168850757135080605710 ~1997
2877
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25-12-07