Marin Mersenne 2^P-1
Username
Password
Forgot password?
Blue
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:
to


  
MnStatusDetails
2510531No factors below 268
P-1
B1=3 200 000
B2=112 000 000
LL
StatusDateUserResidueShift
VerifiedHans GroblerD95DCF229EE2E14D0
Verified1999-03-26Ethan HansenD95DCF229EE2E14D981861
Verified2018-06-04kkmrkkblmbrbkD95DCF229EE2E14D804523
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2020-08-08-Anonymous-factor ECM small0.0 % 2020-08-082020-10-07
History
DateUserTypeResult
2019-05-13TJAOINFno factor from 2^67 to 2^68
2018-06-04kkmrkkblmbrbkC-LLD95DCF229EE2E14D
2017-07-31Gordon SpenceNFno factor from 2^66 to 2^67
2016-02-23Mark RoseNFno factor from 2^59 to 2^60
2016-02-21mikrNF-PM1B1=3200000, B2=112000000, E=12
2015-11-05ramgeisNFno factor from 2^65 to 2^66
2015-02-18VictordeHollanderNFno factor from 2^64 to 2^65
2015-02-18VictordeHollanderNFno factor from 2^63 to 2^64
2013-01-14dbaughNFno factor from 2^62 to 2^63
2012-06-12Sebastian HornbostelNFno factor from 2^61 to 2^62
2011-10-04markrNF-PM1B1=165000, B2=3918750, E=6
2011-01-04Jocelyn LaroucheNF-PM1B1=50000
2011-01-01Jocelyn LaroucheNF-PM1B1=30000
2010-12-16Jocelyn LaroucheNF-PM1B1=20000
2009-01-30Sturle SundeNFno factor from 2^60 to 2^61
2003-10-31Team Prime RibNF-PM1B1=15000, B2=236250
2003-10-23-Anonymous-NF-PM1B1=2048, B2=204800
1999-03-26Dry Creek PhotoC-LLD95DCF229EE2E14D
1999-03-15Dry Creek PhotoNFno factor to 2^59