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
8320289
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
318667068711134.9old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-12Oliver KruseDFF60DF9EB82BEDA129362353
Verified
PRP without proof (not generated)
2020-04-18marssystemsDFF60DF9EB82BEDA1508521253
History
DateUserTypeResult
2024-06-10Stef42NF-PM1B1=1375000, B2=2725257990
2020-04-18marssystemsC-PRPM8320289/31866706871 : DFF60DF9EB82BEDA
2018-10-12Oliver KruseC-PRPM8320289/31866706871 : DFF60DF9EB82BEDA