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
147663821No known factors, not tested for primality
TF
No factors below 277
TF target 277
P-1
B1 = 1247000
B2 = 1074595500
History
DateUserTypeResult
2025-03-13mezonNF
no factor from 2^76 to 2^77
2024-09-07Luke DurantNF-PM1
B1=1247000, B2=1074595500
2024-07-25SRBaseNF
no factor from 2^75 to 2^76
2023-02-11SRBaseNF
no factor from 2^74 to 2^75
2021-11-14SRBaseNF
no factor from 2^73 to 2^74
2017-03-05d3zorgNF
no factor from 2^72 to 2^73
2017-03-03guruNF
no factor from 2^71 to 2^72
2017-03-01JoDuNF
no factor from 2^70 to 2^71
2016-07-26La GüiraNF
no factor from 2^69 to 2^70
2016-06-16Choi4KANGNF
no factor from 2^68 to 2^69
2016-03-18DerekNF
no factor from 2^67 to 2^68
2015-03-09aurashiftNF
no factor from 2^66 to 2^67
2013-03-04sasaki3NF
no factor from 2^65 to 2^66
2011-01-04RichardNF
no factor from 2^64 to 2^65