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
151192579No known factors, not tested for primality
TF
No factors below 278
TF target 277
P-1
B1 = 916000
B2 = 94918320
History
DateUserTypeResult
2025-09-11rushynNF
no factor from 2^77 to 2^78
2025-02-14RichardNF
no factor from 2^76 to 2^77
2024-11-30Ryan PropperNF-PM1
B1=916000, B2=94918320
2024-08-03SRBaseNF
no factor from 2^75 to 2^76
2024-05-06GregNF
no factor from 2^68 to 2^69
2023-02-06SRBaseNF
no factor from 2^74 to 2^75
2021-11-14SRBaseNF
no factor from 2^73 to 2^74
2018-01-30Choi4KANGNF
no factor from 2^69 to 2^70
2017-10-10SummyNF
no factor from 2^72 to 2^73
2017-10-05SummyNF
no factor from 2^71 to 2^72
2017-10-05kutensNF
no factor from 2^70 to 2^71
2017-10-03Andrew BNF
no factor from 2^69 to 2^70
2016-07-17Josh FamestadNF
no factor from 2^68 to 2^69
2016-04-18sm21NF
no factor from 2^67 to 2^68
2015-03-27GrunwalderGIMPNF
no factor from 2^66 to 2^67
2013-01-17sasaki3NF
no factor from 2^65 to 2^66
2011-01-14UschinatorNF
no factor from 2^64 to 2^65
2010-06-23Mr-PlonkNF
no factor from 2^63 to 2^64