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
8328751
Composite, with 4 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
349807543928.4old
23487077831031.12008-09-08 04:30:31
52637040019931342.32008-09-08 04:30:31
1792090278062325591857.32015-06-10 11:25:42
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-21-anonymous-D82E118F40C465764597501453
Verified
PRP without proof (not generated)
2020-04-24GAND82E118F40C465764789044853
History
DateUserTypeResult
2024-03-06Stef42NF-PM1B1=3000000, B2=53783100
2020-04-24GANC-PRPM8328751/349807543/2348707783/5263704001993/179209027806232559 : D82E118F40C46576
2018-10-21-anonymous-C-PRPM8328751/349807543/2348707783/5263704001993/179209027806232559 : D82E118F40C46576
2015-06-10TJAOIFFactor: 179209027806232559
2008-09-08Will EdgingtonFFactor: 5263704001993
2008-09-08Will EdgingtonFFactor: 2348707783