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:





MnDetails
7813979
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 267
Factored
FactorDigitsBitsDate
15627959823.9old
577765607271135.72008-09-08 03:39:54
4569012354930426263176312478.62024-02-04 15:18:58
P-1 factors
DateFactorsB1B2
2024-02-04456901235493042626317631
8430001382772300
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2018-05-15storm55107B40E7DE2FCBF1352259309753
Factored
PRP without proof (not generated)
2019-10-11ATH7B40E7DE2FCBF1352292243953
Verified
Certified Good
2024-02-10Max Dettweiler7B40E7DE2FCBF1353371685353
History
DateUserTypeResult
2024-02-11Jon PaceCERT
Proof certified good
2024-02-10Max DettweilerC-PRPM7813979/15627959/57776560727/456901235493042626317631 : 7B40E7DE2FCBF135
Proof Certified Good

Proof Power: 8

2024-02-04Stef42F-PM1Factor: 456901235493042626317631 / B1=843000, B2=1382772300
2019-10-11ATHC-PRPM7813979/15627959/57776560727 : 7B40E7DE2FCBF135
2018-05-15storm5510C-PRPM7813979/15627959/57776560727 : 7B40E7DE2FCBF135
2008-09-08Will EdgingtonFFactor: 57776560727