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

PrimeNet Exponent Status

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MnDetails
8320097
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
66560777826.0old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-11-09Chang Chia-Tche01F866C7CEB0777F126245953
Verified
PRP without proof (not generated)
2020-04-18Wentao Huang01F866C7CEB0777F1190514253
History
DateUserTypeResult
2024-06-10Stef42NF-PM1B1=1375000, B2=2725257990
2020-04-18Wentao HuangC-PRPM8320097/66560777 : 01F866C7CEB0777F
2018-11-09Chang Chia-TcheC-PRPM8320097/66560777 : 01F866C7CEB0777F