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
8325437
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
66603497826.0old
5461986198231239.02008-09-08 04:30:30
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-10Chang Chia-Tche1EC0046EEFA3C91B2594596553
Verified
PRP without proof (not generated)
2020-04-23Luigi Morelli1EC0046EEFA3C91B2804808553
History
DateUserTypeResult
2024-06-10Stef42NF-PM1B1=1375000, B2=2788626750
2020-04-23Luigi MorelliC-PRP
M8325437/66603497/546198619823 : 1EC0046EEFA3C91B
2018-10-10Chang Chia-TcheC-PRP
M8325437/66603497/546198619823 : 1EC0046EEFA3C91B
2008-09-08Will EdgingtonFFactor: 546198619823