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
8313707
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
331218086891134.9old
905861514731136.42008-09-08 04:30:11
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-10Oliver KruseC26CFCDD5368ED402464797153
Verified
PRP without proof (not generated)
2020-04-26oodairaC26CFCDD5368ED402547564653
History
DateUserTypeResult
2024-06-06Stef42NF-PM1B1=1360000, B2=11222126370
2020-04-26oodairaC-PRP
M8313707/33121808689/90586151473 : C26CFCDD5368ED40
2018-10-10Oliver KruseC-PRP
M8313707/33121808689/90586151473 : C26CFCDD5368ED40
2008-09-08Will EdgingtonFFactor: 90586151473