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
8328107
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
163897145771133.9old
54877061703671342.32008-09-08 04:30:30
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-14Oliver Kruse5AFEA5E7B6DAC15A2224637353
Verified
PRP without proof (not generated)
2020-04-22arnaud5AFEA5E7B6DAC15A2242105453
History
DateUserTypeResult
2024-06-10Stef42NF-PM1B1=1375000, B2=2788626750
2020-04-22arnaudC-PRPM8328107/16389714577/5487706170367 : 5AFEA5E7B6DAC15A
2018-10-14Oliver KruseC-PRPM8328107/16389714577/5487706170367 : 5AFEA5E7B6DAC15A
2008-09-08Will EdgingtonFFactor: 5487706170367