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

PrimeNet Exponent Status

Exponent Range:
to


  
MnStatusDetails
51873683No factors below 273
P-1
B1=840 000
B2=840 000
LL
StatusDateUserResidueShift
Verified2012-04-01AO0DD7C565A7CD809824305623
Verified2019-03-15ny10502200DD7C565A7CD809813956248
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2019-01-19-Anonymous-LL double-check0.0 % 2019-01-192019-02-28
2018-11-10-Anonymous-LL double-checkLL0.0 % 2018-11-102018-12-20
2018-09-01-Anonymous-LL double-check0.0 % 2018-09-012018-10-11
2018-06-22-Anonymous-LL double-checkLL1.5 % 2018-06-232018-08-02
2018-04-13-Anonymous-LL double-check0.0 % 2018-04-132018-05-23
2018-02-02-Anonymous-LL double-check0.0 % 2018-02-022018-03-14
2017-11-24-Anonymous-LL double-check0.0 % 2017-11-242018-01-03
2017-09-15-Anonymous-LL double-check0.0 % 2017-09-152017-10-25
History
DateUserTypeResult
2019-03-15ny1050220C-LL0DD7C565A7CD8098
2016-02-23Mark RoseNFno factor from 2^60 to 2^63
2016-01-09AirSquirrelsNFno factor from 2^72 to 2^73
2012-04-01AOC-LL0DD7C565A7CD8098
2012-02-26Serge BatalovNFno factor from 2^71 to 2^72
2012-02-26Serge BatalovNFno factor from 2^70 to 2^71
2011-11-14Kevin JagetNFno factor from 2^69 to 2^70
2011-07-28ANONYMOUSNF-PM1B1=840000
2010-03-18GrunwalderGIMPNFno factor from 2^68 to 2^69
2009-04-27qubitsNFno factor from 2^67 to 2^68
2009-02-10Wojciech FlorekNFno factor from 2^66 to 2^67
2009-02-06BranMuffinNFno factor from 2^65 to 2^66
2009-02-04BranMuffinNFno factor from 2^64 to 2^65
2009-02-02BranMuffinNFno factor from 2^63 to 2^64
2003-11-28apocalypseNFno factor to 2^60
2002-03-24-Anonymous-NFno factor to 2^58
2001-06-03-Anonymous-NFno factor to 2^57
2000-04-27-Anonymous-NFno factor to 2^56
2000-02-23-Anonymous-NFno factor to 2^54