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
145135447No known factors, not tested for primality
TF
No factors below 277
TF target 277
P-1
B1 = 1271000
B2 = 1501679190
History
DateUserTypeResult
2025-01-28James HeinrichNF
no factor from 2^76 to 2^77
2024-10-11Luke DurantNF-PM1
B1=1271000, B2=1501679190
2024-07-18SRBaseNF
no factor from 2^75 to 2^76
2024-05-06GregNF
no factor from 2^71 to 2^72
2023-01-28SRBaseNF
no factor from 2^74 to 2^75
2021-11-27SRBaseNF
no factor from 2^73 to 2^74
2021-05-30ViliamFNF
no factor from 2^68 to 2^69
2020-10-25SRBaseNF
no factor from 2^72 to 2^73
2016-08-02Josh FamestadNF
no factor from 2^71 to 2^72
2016-07-28Mihai PredaNF
no factor from 2^70 to 2^71
2016-07-02Mihai PredaNF
no factor from 2^69 to 2^70
2016-05-31Josh FamestadNF
no factor from 2^68 to 2^69
2016-03-29DerekNF
no factor from 2^67 to 2^68
2015-03-05NickNF
no factor from 2^66 to 2^67
2012-12-22OS1NF
no factor from 2^65 to 2^66
2010-12-26sannerud.comNF
no factor from 2^64 to 2^65
2010-06-19Kevin JagetNF
no factor from 2^63 to 2^64