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
8318381
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
715380767929.4old
51430277607639238871962.22016-07-05 10:22:21
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-08rucioF618D6C3C43FE1112122088753
Verified
PRP without proof (not generated)
2020-04-18Wentao HuangF618D6C3C43FE1112762622153
History
DateUserTypeResult
2024-06-10Stef42NF-PM1B1=1375000, B2=2725257990
2020-04-18Wentao HuangC-PRPM8318381/715380767/5143027760763923887 : F618D6C3C43FE111
2018-10-08rucioC-PRPM8318381/715380767/5143027760763923887 : F618D6C3C43FE111
2016-07-05TJAOIFFactor: 5143027760763923887