Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
127277401Composite: proven not-prime with PRP test
TF
No factors below 278
TF target 277
P-1
B1 = 819000
B2 = 178757700
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-08-19Luke Durant56999E6408CF5A55013
History
DateUserTypeResult
2024-08-19Will KCERT
PRP Certification
CERT proof power = 9
Proof certified good
2024-08-19Luke DurantC-PRP
56999E6408CF5A55
PRP proof power = 9
PRP: Verified
Proof certified good
2024-07-18David HruskaNF-PM1
B1=819000, B2=178757700
2023-02-27hktNF
no factor from 2^77 to 2^78
2022-11-01TheJudgerNF
no factor from 2^76 to 2^77
2022-10-25Kevin JagetNF
no factor from 2^75 to 2^76
2022-10-25Kevin JagetNF
no factor from 2^74 to 2^75
2021-07-13SRBaseNF
no factor from 2^73 to 2^74
2020-11-16SRBaseNF
no factor from 2^72 to 2^73
2016-06-27DerekNF
no factor from 2^71 to 2^72
2016-06-27bwnNF
no factor from 2^70 to 2^71
2016-05-24Mihai PredaNF
no factor from 2^69 to 2^70
2016-04-24DerekNF
no factor from 2^68 to 2^69
2015-08-25el groccoNF
no factor from 2^67 to 2^68
2015-01-06Melvin Smith - GyrasoftNF
no factor from 2^66 to 2^67
2012-09-26RichardNF
no factor from 2^65 to 2^66
2010-11-05Charles A. MorrisNF
no factor from 2^64 to 2^65