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

PrimeNet Exponent Status

Exponent Range:
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MnStatusDetails
2968111No factors below 269
P-1
B1=1 000 000
B2=20 000 000
LL
StatusDateUserResidueShift
VerifiedRobert Clark2D6604C13B1426E10
Verified1999-05-09Ethan Hansen2D6604C13B1426E1373414
Verified2018-10-17kkmrkkblmbrbk2D6604C13B1426E1696394
History
DateUserTypeResult
2021-05-24TJAOINFno factor from 2^68 to 2^69
2018-12-25chuenkitNFno factor from 2^67 to 2^68
2018-10-17kkmrkkblmbrbkC-LL2D6604C13B1426E1
2017-12-03Gordon SpenceNFno factor from 2^66 to 2^67
2016-02-28ramgeisNFno factor from 2^65 to 2^66
2015-05-08VictordeHollanderNF-PM1B1=1000000, B2=20000000, E=12
2015-04-29VictordeHollanderNFno factor from 2^64 to 2^65
2015-04-29VictordeHollanderNFno factor from 2^63 to 2^64
2013-01-07dbaughNFno factor from 2^62 to 2^63
2011-12-03markrNFno factor from 2^61 to 2^62
2010-10-29markrNF-PM1B1=95000, B2=1995000, E=6
2009-02-12Sturle SundeNFno factor from 2^60 to 2^61
2003-12-23Team Prime RibNF-PM1B1=10000
2003-12-13-Anonymous-NF-PM1B1=2048, B2=204800
1999-05-09Dry Creek PhotoC-LL2D6604C13B1426E1
1999-05-02Dry Creek PhotoNFno factor to 2^60