Marin Mersenne 2^P-1
Username
Password
Forgot password?
Black
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
143403803No known factors, not tested for primality
TF
No factors below 278
TF target 277
P-1
B1 = 885000
B2 = 92330280
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2025-09-13-Anonymous-PRP test0.00 % 2025-09-13
History
DateUserTypeResult
2024-10-26RichardNF
no factor from 2^77 to 2^78
2024-10-25ihnlNF
no factor from 2^76 to 2^77
2024-10-06Ryan PropperNF-PM1
B1=885000, B2=92330280
2024-07-17SRBaseNF
no factor from 2^75 to 2^76
2023-01-29SRBaseNF
no factor from 2^74 to 2^75
2021-11-09SRBaseNF
no factor from 2^73 to 2^74
2016-11-16nranksNF
no factor from 2^72 to 2^73
2016-11-16nranksNF
no factor from 2^71 to 2^72
2016-11-16nranksNF
no factor from 2^70 to 2^71
2016-11-09Andrew BNF
no factor from 2^69 to 2^70
2016-04-17workerthreadNF
no factor from 2^68 to 2^69
2016-04-04dbaughNF
no factor from 2^67 to 2^68
2015-02-26aurashiftNF
no factor from 2^66 to 2^67
2012-12-18RichardNF
no factor from 2^65 to 2^66
2010-12-20megavinkNF
no factor from 2^64 to 2^65
2010-06-17Charles A. MorrisNF
no factor from 2^63 to 2^64