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
131194771Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 277
P-1
B1 = 1143000
B2 = 1557840900
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-09-09Luke DurantC2EE20849B2E501A013
History
DateUserTypeResult
2024-09-09Luke DurantCERT
PRP Certification
CERT proof power = 9
Proof certified good
2024-09-09Luke DurantC-PRP
C2EE20849B2E501A
PRP proof power = 9
PRP: Verified
Proof certified good
2024-06-20Luke DurantNF-PM1
B1=1143000, B2=1557840900
2023-07-19Brent GoebelNF
no factor from 2^76 to 2^77
2023-02-20tottenhoffNF
no factor from 2^75 to 2^76
2022-12-30SRBaseNF
no factor from 2^74 to 2^75
2021-07-27SRBaseNF
no factor from 2^73 to 2^74
2021-05-28ViliamFNF
no factor from 2^70 to 2^71
2020-10-20SRBaseNF
no factor from 2^72 to 2^73
2015-12-12SourceBinary.comNF
no factor from 2^71 to 2^72
2015-12-09Josh FamestadNF
no factor from 2^70 to 2^71
2012-12-17VictordeHollanderNF
no factor from 2^69 to 2^70
2012-09-03VictordeHollanderNF
no factor from 2^68 to 2^69
2012-09-03VictordeHollanderNF
no factor from 2^65 to 2^68
2010-11-14Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-06-02Torchwood InstituteNF
no factor from 2^63 to 2^64