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
9673057
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 269
TF target 268
Factored
FactorDigitsBitsDate
8690080947671239.7old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2019-10-10mnd90B0B877D66887C8E1839531053
Verified
Certified Good
2020-12-21storm55100B0B877D66887C8E1135490853
History
DateUserTypeResult
2026-01-13Mingye WangNF-PM1B1=1700000, B2=7461036660
2025-12-10Mingye WangNFno factor TF: 68-69
2020-12-21curtiscCERT
Proof certified good
2020-12-21storm5510C-PRPM9673057/869008094767 : 0B0B877D66887C8E
Proof Certified Good

Proof Power: 8

2019-10-10mnd9C-PRPM9673057/869008094767 : 0B0B877D66887C8E