Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnDetails
8328547
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
108770823831133.3old
5025944972631238.92008-09-08 04:30:31
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-15Oliver Kruse7C38249DBD9832D32436888953
Verified
PRP without proof (not generated)
2020-04-28Nesowa7C38249DBD9832D32313960653
History
DateUserTypeResult
2024-06-10Stef42NF-PM1B1=1390000, B2=2852014620
2020-04-28NesowaC-PRPM8328547/10877082383/502594497263 : 7C38249DBD9832D3
2018-10-15Oliver KruseC-PRPM8328547/10877082383/502594497263 : 7C38249DBD9832D3
2008-09-08Will EdgingtonFFactor: 502594497263