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
150840407No known factors, not tested for primality
TF
No factors below 278
TF target 277
P-1
B1 = 1254000
B2 = 1170492840
History
DateUserTypeResult
2025-07-080xNF
no factor from 2^77 to 2^78
2024-09-09Luke DurantNF-PM1
B1=1254000, B2=1170492840
2024-09-08Yves de WandelaarNF
no factor from 2^76 to 2^77
2024-01-16La GüiraNF
no factor from 2^75 to 2^76
2023-02-06SRBaseNF
no factor from 2^74 to 2^75
2021-11-13SRBaseNF
no factor from 2^73 to 2^74
2017-01-17JMGarciaNF
no factor from 2^72 to 2^73
2017-01-16Simon HarrisonNF
no factor from 2^71 to 2^72
2017-01-16Adam BuranNF
no factor from 2^70 to 2^71
2016-07-15DerekNF
no factor from 2^69 to 2^70
2016-07-14Josh FamestadNF
no factor from 2^68 to 2^69
2016-04-19James HintzNF
no factor from 2^67 to 2^68
2015-03-21aurashiftNF
no factor from 2^66 to 2^67
2013-01-16tscNF
no factor from 2^65 to 2^66
2011-01-15RichardNF
no factor from 2^64 to 2^65
2010-06-22Torchwood InstituteNF
no factor from 2^63 to 2^64