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

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MnDetails
8318227
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
13974621371030.4old
8237872927191239.62008-09-08 04:30:14
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-08ATHA6BCF86F8E70E87025276153
Verified
PRP without proof (not generated)
2020-04-24NesowaA6BCF86F8E70E8702671431053
History
DateUserTypeResult
2024-06-10Stef42NF-PM1B1=1375000, B2=2661870120
2020-04-24NesowaC-PRPM8318227/1397462137/823787292719 : A6BCF86F8E70E870
2018-10-08ATHC-PRPM8318227/1397462137/823787292719 : A6BCF86F8E70E870
2008-09-08Will EdgingtonFFactor: 823787292719