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

PrimeNet Exponent Status

Exponent Range:





MnDetails
8327999
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
66623993826.0old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-11Chang Chia-TcheC5C48CD6E58FD7621184270153
Verified
PRP without proof (not generated)
2020-04-21marssystemsC5C48CD6E58FD7621614758453
History
DateUserTypeResult
2024-06-10Stef42NF-PM1B1=1375000, B2=2788626750
2020-04-21marssystemsC-PRPM8327999/66623993 : C5C48CD6E58FD762
2018-10-11Chang Chia-TcheC-PRPM8327999/66623993 : C5C48CD6E58FD762