Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
3091577No factors below 269
P-1
B1=3 000 000
B2=100 000 000
LL
StatusDateUserResidueShift
VerifiedRoger Burton-West2DC1C2C2444637170
VerifiedTom Cage2DC1C2C2444637170
Verified2000-02-16Nuutti Kuosa2DC1C2C2444637170
Verified2015-05-04MadPoo2DC1C2C2444637172217381
History
DateUserTypeResult
2021-03-15TJAOINFno factor from 2^68 to 2^69
2019-08-08mikrNF-PM1B1=3000000, B2=100000000, E=12
2018-08-13ramgeisNFno factor from 2^67 to 2^68
2017-05-18Gordon SpenceNFno factor from 2^66 to 2^67
2017-03-24Jocelyn LaroucheNF-PM1B1=652294, B2=6522940, E=6
2017-03-20Jocelyn LaroucheNF-PM1B1=543579, B2=5435790, E=6
2017-03-19Jocelyn LaroucheNF-PM1B1=452983, B2=4529830, E=6
2017-03-18Jocelyn LaroucheNF-PM1B1=377486, B2=3774860, E=6
2017-03-16Jocelyn LaroucheNF-PM1B1=314572, B2=3145720, E=6
2017-03-15Jocelyn LaroucheNF-PM1B1=262144, B2=2621440, E=6
2017-02-04Jocelyn LaroucheNF-PM1B1=188743
2017-01-29Jocelyn LaroucheNF-PM1B1=157286
2016-02-23Mark RoseNFno factor from 2^1 to 2^60
2015-06-11ThaNFno factor from 2^65 to 2^66
2015-05-04MadPooC-LL2DC1C2C244463717
2015-02-07VictordeHollanderNFno factor from 2^64 to 2^65
2015-02-07VictordeHollanderNFno factor from 2^63 to 2^64
2013-01-07dbaughNFno factor from 2^62 to 2^63
2011-11-28Sid & AndyNFno factor from 2^61 to 2^62
2009-02-12Sturle SundeNFno factor from 2^60 to 2^61
2004-02-14-Anonymous-NF-PM1B1=2048, B2=204800
2003-02-24-Anonymous-NF-PM1B1=4096, B2=409600, E=12
2003-02-16-Anonymous-NF-PM1B1=2048, B2=204800, E=12
2000-02-16-Anonymous-C-LL2DC1C2C244463717