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
5454997
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 266
Factored
FactorDigitsBitsDate
37857679191031.8old
64156952548714030320972272.42025-05-10 10:18:42
P-1 factors
DateFactorsB1B2
2025-05-106415695254871403032097
36000008761592070
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2017-12-02storm5510F9D8456448ACB7E41365459453
Factored
PRP without proof (not generated)
2018-03-13kkmrkkblmbrbkF9D8456448ACB7E41356996453
Verified
Certified Good
2025-05-17SidiF9D8456448ACB7E42287708353
History
DateUserTypeResult
2025-05-18Jungle MurzikCERT
Proof certified good
2025-05-17SidiC-PRPM5454997/3785767919/6415695254871403032097 : F9D8456448ACB7E4
Proof Certified Good

Proof Power: 7

2025-05-10Sid & AndyF-PM1Factor: 6415695254871403032097 / B1=3600000, B2=8761592070
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2018-03-13kkmrkkblmbrbkC-PRPM5454997/3785767919 : F9D8456448ACB7E4
2017-12-02storm5510C-PRPM5454997/3785767919 : F9D8456448ACB7E4