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
138297899Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 277
P-1
B1 = 1153000
B2 = 1245145110
PRP
StatusDateUserResidueShiftTypeBase
Verified2025-07-03KyuunCB4B70915B33B6139489019913
History
DateUserTypeResult
2025-07-03Tercariol, C. A. S.CERT
PRP Certification
CERT proof power = 8
Proof certified good
2025-07-03KyuunC-PRP
CB4B70915B33B613
PRP proof power = 8
PRP: Verified
Proof certified good
2024-09-20Luke DurantNF-PM1
B1=1153000, B2=1245145110
2024-08-21Ryan PropperNF
no factor from 2^76 to 2^77
2024-07-17SRBaseNF
no factor from 2^75 to 2^76
2023-01-19SRBaseNF
no factor from 2^74 to 2^75
2021-08-02SRBaseNF
no factor from 2^73 to 2^74
2021-05-29ViliamFNF
no factor from 2^69 to 2^70
2020-10-23SRBaseNF
no factor from 2^72 to 2^73
2016-03-18caddrNF
no factor from 2^71 to 2^72
2016-03-14Smok_bmv NF
no factor from 2^70 to 2^71
2016-03-07Josh FamestadNF
no factor from 2^69 to 2^70
2016-03-02dbaughNF
no factor from 2^68 to 2^69
2016-02-15Ready4PrimeTimeNF
no factor from 2^67 to 2^68
2015-02-07sasakiNF
no factor from 2^66 to 2^67
2012-11-21RichardNF
no factor from 2^65 to 2^66
2010-12-02sasaki3NF
no factor from 2^64 to 2^65
2010-06-12Charles A. MorrisNF
no factor from 2^63 to 2^64