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
115812899Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 605000
B2 = 37312110
PRP
StatusDateUserResidueShiftTypeBase
Verified2023-09-28ky0uraku1DD824BB82CAEA8010829680513
History
DateUserTypeResult
2023-09-28curtiscCERT
PRP Certification
CERT proof power = 9
Proof certified good
2023-09-28ky0urakuC-PRP
1DD824BB82CAEA80
PRP proof power = 9
PRP: Verified
Proof certified good
2022-06-30mrhNF-PM1
B1=605000, B2=37312110
2022-06-12LordJuliusNF
no factor from 2^76 to 2^77
2021-06-06TheJudgerNF
no factor from 2^75 to 2^76
2020-11-04hktNF
no factor from 2^74 to 2^75
2020-10-18TheGazManNF
no factor from 2^73 to 2^74
2020-04-24SRBaseNF
no factor from 2^72 to 2^73
2015-05-25endless_mikeNF
no factor from 2^71 to 2^72
2015-05-25endless_mikeNF
no factor from 2^70 to 2^71
2015-05-25endless_mikeNF
no factor from 2^69 to 2^70
2015-03-22SMoffatNF
no factor from 2^68 to 2^69
2015-03-11bunddogNF
no factor from 2^67 to 2^68
2014-11-30sasaki3NF
no factor from 2^66 to 2^67
2012-08-09vapaddyNF
no factor from 2^65 to 2^66
2010-10-08Bruce J. WilderNF
no factor from 2^64 to 2^65
2010-05-14RichardNF
no factor from 2^63 to 2^64