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
8317949
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
116451287926.8old
28756839853656285611961.32016-04-19 11:18:00
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-10Oliver Kruse3C98B5C8DAD573CD231003153
Verified
PRP without proof (not generated)
2020-04-19arnaud3C98B5C8DAD573CD2250010253
History
DateUserTypeResult
2024-06-10Stef42NF-PM1B1=1367000, B2=2598501360
2020-04-19arnaudC-PRP
M8317949/116451287/2875683985365628561 : 3C98B5C8DAD573CD
2018-10-10Oliver KruseC-PRP
M8317949/116451287/2875683985365628561 : 3C98B5C8DAD573CD
2016-04-19TJAOIFFactor: 2875683985365628561