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
8326657
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
497632996682891445.5old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-12Oliver KruseB3AB5ACD0CA27EA71274417253
Verified
PRP without proof (not generated)
2020-04-21daveward2005B3AB5ACD0CA27EA71242740653
History
DateUserTypeResult
2024-06-10Stef42NF-PM1B1=1375000, B2=2725257990
2020-04-21daveward2005C-PRPM8326657/49763299668289 : B3AB5ACD0CA27EA7
2018-10-12Oliver KruseC-PRPM8326657/49763299668289 : B3AB5ACD0CA27EA7