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
8315767
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
133052273927.0old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-11Oliver Kruse8A8DD47DFAB0C5BE1290707653
Verified
PRP without proof (not generated)
2020-04-19Luigi Morelli8A8DD47DFAB0C5BE1756604053
History
DateUserTypeResult
2024-06-10Stef42NF-PM1B1=1375000, B2=2725257990
2020-04-19Luigi MorelliC-PRPM8315767/133052273 : 8A8DD47DFAB0C5BE
2018-10-11Oliver KruseC-PRPM8315767/133052273 : 8A8DD47DFAB0C5BE