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
8331749
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
116644487926.8old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-14Luigi Morelli58A5B811D141B8371819191253
Verified
PRP without proof (not generated)
2020-04-22ATH58A5B811D141B8371171951053
History
DateUserTypeResult
2024-05-10Stef42NF-PM1B1=1025000, B2=1519818300
2020-04-22ATHC-PRPM8331749/116644487 : 58A5B811D141B837
2018-10-14Luigi MorelliC-PRPM8331749/116644487 : 58A5B811D141B837