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
42351877No factors below 274
P-1
B1=710 000
B2=710 000
LL
StatusDateUserResidueShift
Bad2010-06-19David_HarveyC3076F9F059E839531884594
Verified2015-10-23George WoltmanA9654F049DA24B8338492433
Verified2016-09-14Mark RoseA9654F049DA24B8316837952
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2016-06-18-Anonymous-LL double-check0.0 % 2016-06-182016-07-28
2016-05-08-Anonymous-LL double-check0.0 % 2016-05-082016-06-17
2016-03-28-Anonymous-LL double-check0.0 % 2016-03-282016-05-07
2016-02-16-Anonymous-LL double-check0.0 % 2016-02-162016-03-27
2016-01-06-Anonymous-LL double-check0.0 % 2016-01-062016-02-15
2015-11-19-Anonymous-LL double-checkLL0.4 % 2015-11-262016-01-05
2015-08-26-Anonymous-LL double-check0.0 % 2015-08-262015-10-05
History
DateUserTypeResult
2020-01-10-Anonymous-NFno factor from 2^73 to 2^74
2018-08-08-Anonymous-NFno factor from 2^72 to 2^73
2016-09-14Mark RoseC-LLA9654F049DA24B83
2015-10-23George WoltmanC-LLA9654F049DA24B83
2015-07-28GregNFno factor from 2^71 to 2^72
2015-03-16Mark RoseNFno factor from 2^70 to 2^71
2015-02-14Architects CubedNFno factor from 2^69 to 2^70
2014-03-07LaurVNFno factor from 2^68 to 2^69
2010-06-19David_HarveyC-LLC3076F9F059E8395
2009-03-30-Anonymous-NF-PM1B1=710000
2007-07-04ITSNFno factor to 2^68