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
8320111
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
18803450871030.8old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-12Oliver Kruse392DFFEE02E16F111814730953
Verified
PRP without proof (not generated)
2020-04-21Luigi Morelli392DFFEE02E16F111651585453
History
DateUserTypeResult
2024-06-10Stef42NF-PM1B1=1375000, B2=2725257990
2020-04-21Luigi MorelliC-PRPM8320111/1880345087 : 392DFFEE02E16F11
2018-10-12Oliver KruseC-PRPM8320111/1880345087 : 392DFFEE02E16F11