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:










MnStatusDetails
72855169TF
No factors below 275
TF target 274
P-1
B1 = 665000
B2 = 13965000
LL
StatusDateUserResidueShift
Unverified2017-05-23baseyDF45B5D31A1B89__21526989
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2024-03-22RobinLL double-check0.00 % 2024-03-22
History
DateUserTypeResult
2017-05-23baseyC-LL
DF45B5D31A1B89__
2016-06-17-Anonymous-NF
no factor from 2^74 to 2^75
2015-03-12KishNF-PM1
B1=665000, B2=13965000, E=12
2014-10-21kdgehmanNF
no factor from 2^73 to 2^74
2014-10-21kdgehmanNF
no factor from 2^72 to 2^73
2014-10-21kdgehmanNF
no factor from 2^71 to 2^72
2012-11-27kdgehmanNF
no factor from 2^70 to 2^71
2012-10-11ebravickNF
no factor from 2^69 to 2^70
2010-06-05oodairaNF
no factor from 2^68 to 2^69
2010-06-03GrunwalderGIMPNF
no factor from 2^67 to 2^68
2010-05-27GrunwalderGIMPNF
no factor from 2^66 to 2^67
2010-05-26-Anonymous-NF
no factor from 2^65 to 2^66
2010-05-23-Anonymous-NF
no factor from 2^64 to 2^65
2008-09-19Wojciech FlorekNF
no factor to 2^64