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
5353883
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 270
TF target 266
Factored
FactorDigitsBitsDate
29232201191031.4old
255545767265786631754.52014-11-26 12:41:07
3712249191885448215112168.32023-05-12 01:40:02
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Factored
PRP without proof (not generated)
2017-11-27storm551053ACC233485572CC295747353
Factored
PRP without proof (not generated)
2018-02-15kkmrkkblmbrbk53ACC233485572CC2182744053
Verified
Certified Good
2023-05-18Oliver Kruse53ACC233485572CC332054153
History
DateUserTypeResult
2025-04-20Sid & AndyFFactor: 371224919188544821511 / TF: 68-70
2025-03-01Sid & AndyNF-PM1B1=3700000, B2=9002485800
2023-05-18curtiscCERT
Proof certified good
2023-05-18Oliver KruseC-PRPM5353883/2923220119/25554576726578663/371224919188544821511 : 53ACC233485572CC
Proof Certified Good

Proof Power: 7

2023-05-12This -Anonymous-F-ECMFactor: 371224919188544821511
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2018-02-15kkmrkkblmbrbkC-PRPM5353883/2923220119/25554576726578663 : 53ACC233485572CC
2017-11-27storm5510C-PRPM5353883/2923220119/25554576726578663 : 53ACC233485572CC
2014-11-26TJAOIFFactor: 25554576726578663