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
154436369No known factors, not tested for primality
TF
No factors below 278
TF target 278
P-1
B1 = 1281000
B2 = 1100407770
History
DateUserTypeResult
2025-06-25brian-nebiusNF
no factor from 2^77 to 2^78
2025-05-27mezonNF-PM1
B1=1281000, B2=1100407770
2024-12-130xNF
no factor from 2^76 to 2^77
2024-08-16SRBaseNF
no factor from 2^75 to 2^76
2017-05-23hktNF
no factor from 2^74 to 2^75
2017-05-23hktNF
no factor from 2^73 to 2^74
2017-05-23hktNF
no factor from 2^72 to 2^73
2017-05-23hktNF
no factor from 2^71 to 2^72
2017-05-22J. Gareth "Kit" MoretonNF
no factor from 2^70 to 2^71
2014-10-23La GüiraNF
no factor from 2^69 to 2^70
2014-10-23La GüiraNF
no factor from 2^68 to 2^69
2014-10-23La GüiraNF
no factor from 2^66 to 2^68
2013-01-31firereddNF
no factor from 2^65 to 2^66
2011-01-21runeskNF
no factor from 2^64 to 2^65
2010-06-25Mr-PlonkNF
no factor from 2^63 to 2^64