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
143541847No known factors, not tested for primality
TF
No factors below 277
TF target 277
P-1
B1 = 1265000
B2 = 1581369240
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2025-07-21JacobZtrial factoring0.00 % 2025-07-21
History
DateUserTypeResult
2025-02-28bayanneNF
no factor from 2^76 to 2^77
2024-10-06Luke DurantNF-PM1
B1=1265000, B2=1581369240
2020-02-19Franklin WebberNF
no factor from 2^75 to 2^76
2020-02-19Franklin WebberNF
no factor from 2^74 to 2^75
2020-02-19Franklin WebberNF
no factor from 2^73 to 2^74
2016-12-30nranksNF
no factor from 2^72 to 2^73
2016-12-30nranksNF
no factor from 2^71 to 2^72
2016-12-30nranksNF
no factor from 2^70 to 2^71
2016-12-09La GüiraNF
no factor from 2^69 to 2^70
2016-04-16DerekNF
no factor from 2^68 to 2^69
2016-03-31dbaughNF
no factor from 2^67 to 2^68
2015-02-28vwflat4NF
no factor from 2^66 to 2^67
2012-12-15Charles A. MorrisNF
no factor from 2^65 to 2^66
2010-12-20sasaki3NF
no factor from 2^64 to 2^65
2010-06-17subgeniusNF
no factor from 2^63 to 2^64