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
8318279
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
16636559824.0old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-09trebor6616894FA6C361D91396070553
Verified
PRP without proof (not generated)
2020-04-18marssystems6616894FA6C361D91692192753
History
DateUserTypeResult
2024-06-10Stef42NF-PM1B1=1373000, B2=2725257990
2020-04-18marssystemsC-PRPM8318279/16636559 : 6616894FA6C361D9
2018-10-09treborC-PRPM8318279/16636559 : 6616894FA6C361D9