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
152190403No known factors, not tested for primality
TF
No factors below 278
TF target 277
P-1
B1 = 937000
B2 = 91999530
History
DateUserTypeResult
2025-08-200xNF
no factor from 2^77 to 2^78
2025-01-30PhantomasNF
no factor from 2^76 to 2^77
2024-09-24Ryan PropperNF-PM1
B1=937000, B2=91999530
2024-08-06SRBaseNF
no factor from 2^75 to 2^76
2023-02-08SRBaseNF
no factor from 2^74 to 2^75
2021-11-13SRBaseNF
no factor from 2^73 to 2^74
2018-01-30Choi4KANGNF
no factor from 2^71 to 2^72
2017-10-07arnaudNF
no factor from 2^72 to 2^73
2017-10-06Andrew BNF
no factor from 2^71 to 2^72
2016-08-17DerekNF
no factor from 2^70 to 2^71
2016-08-11La GüiraNF
no factor from 2^69 to 2^70
2016-08-11La GüiraNF
no factor from 2^68 to 2^69
2016-07-23HBendtzNF
no factor from 2^67 to 2^68
2015-03-29subgeniusNF
no factor from 2^66 to 2^67
2013-01-21tscNF
no factor from 2^65 to 2^66
2011-01-16LordJuliusNF
no factor from 2^64 to 2^65
2010-07-251997rj7NF
no factor from 2^63 to 2^64