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
143119577No known factors, not tested for primality
TF
No factors below 278
TF target 277
P-1
B1 = 1229000
B2 = 1126257990
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2025-08-08dburkePRP testPRP35.52 % 2025-10-06
History
DateUserTypeResult
2024-10-18Luke DurantNF
no factor from 2^77 to 2^78
2024-10-14Luke DurantNF
no factor from 2^76 to 2^77
2024-10-04Luke DurantNF-PM1
B1=1229000, B2=1126257990
2024-07-17SRBaseNF
no factor from 2^75 to 2^76
2023-01-25SRBaseNF
no factor from 2^74 to 2^75
2021-11-08SRBaseNF
no factor from 2^73 to 2^74
2020-10-25SRBaseNF
no factor from 2^72 to 2^73
2016-11-10JoeyCNF
no factor from 2^71 to 2^72
2016-11-09Andrew BNF
no factor from 2^70 to 2^71
2016-04-30La GüiraNF
no factor from 2^69 to 2^70
2016-04-15SourceBinary.comNF
no factor from 2^68 to 2^69
2016-03-31dbaughNF
no factor from 2^67 to 2^68
2015-02-25aurashiftNF
no factor from 2^66 to 2^67
2012-12-13Charles A. MorrisNF
no factor from 2^65 to 2^66
2010-12-22RichardNF
no factor from 2^64 to 2^65
2010-06-19garoNF
no factor from 2^63 to 2^64