Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:





MnDetails
8326553
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
49959319825.6old
8214549890043281137132169.52024-04-08 17:11:31
P-1 factors
DateFactorsB1B2
2024-04-08821454989004328113713
141000210169050
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2018-10-12Oliver Kruse5546CEF793DAAB1D1407050253
Factored
PRP without proof (not generated)
2020-04-22arnaud5546CEF793DAAB1D1831488753
Verified
Certified Good
2024-04-28VBAddict5546CEF793DAAB1D2496470853
History
DateUserTypeResult
2025-04-29beepNF-PM1B1=1900000, B2=10251491250
2024-04-28ANONYMOUSCERT
Proof certified good
2024-04-28VBAddictC-PRPM8326553/49959319/821454989004328113713 : 5546CEF793DAAB1D
Proof Certified Good

Proof Power: 8

2024-04-08Stef42F-PM1Factor: 821454989004328113713 / B1=141000, B2=210169050
2020-04-22arnaudC-PRPM8326553/49959319 : 5546CEF793DAAB1D
2018-10-12Oliver KruseC-PRPM8326553/49959319 : 5546CEF793DAAB1D