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
8326399
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
949209487929.8old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-11trebor5710E9FE5A2ABDF21468149453
Verified
PRP without proof (not generated)
2020-04-23Luigi Morelli5710E9FE5A2ABDF21447435953
History
DateUserTypeResult
2024-06-10Stef42NF-PM1B1=1375000, B2=2788626750
2020-04-23Luigi MorelliC-PRPM8326399/949209487 : 5710E9FE5A2ABDF2
2018-10-11treborC-PRPM8326399/949209487 : 5710E9FE5A2ABDF2