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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
119801977Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 705000
B2 = 72677430
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-04-11ky0uraku40E5360198F472659800057513
History
DateUserTypeResult
2024-04-11ChuckCERT
PRP Certification
CERT proof power = 9
Proof certified good
2024-04-11ky0urakuC-PRP
40E5360198F47265
PRP proof power = 9
PRP: Verified
Proof certified good
2023-02-06oodairaNF-PM1
B1=705000, B2=72677430
2022-05-22TheJudgerNF
no factor from 2^76 to 2^77
2021-07-10TheJudgerNF
no factor from 2^75 to 2^76
2021-07-10TheJudgerNF
no factor from 2^74 to 2^75
2021-04-23LaurVNF
no factor from 2^73 to 2^74
2020-10-19SRBaseNF
no factor from 2^72 to 2^73
2015-06-07PascalBieriNF
no factor from 2^71 to 2^72
2015-05-25PascalBieriNF
no factor from 2^70 to 2^71
2015-05-10Mihai PredaNF
no factor from 2^69 to 2^70
2015-04-25Mihai PredaNF
no factor from 2^68 to 2^69
2015-04-14Mihai PredaNF
no factor from 2^67 to 2^68
2014-12-29RichardNF
no factor from 2^66 to 2^67
2012-07-27Mr-PlonkNF
no factor from 2^65 to 2^66
2010-10-19RichardNF
no factor from 2^64 to 2^65
2010-05-16subgeniusNF
no factor from 2^63 to 2^64