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
9648031
Composite: 3 known prime factors
Trial Factored to 269
TF target 268
Factored
FactorDigitsBitsDate
240311805423671444.4old
3015939002247572711858.12015-08-06 11:34:11
340118390345819027422561192684.82026-01-03 16:17:02
P-1 factors
DateFactorsB1B2
2026-01-0334011839034581902742256119
17000003942818880
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Factored
PRP without proof (not generated)
2019-10-07Niels_Mache_Nextcloud367A8BC287ECAAAF297678753
Factored
Certified Good
2020-12-18storm5510367A8BC287ECAAAF2493485753
History
DateUserTypeResult
2026-01-04cherubrockNF-PM1B1=1260000
2026-01-03Mingye WangF-PM1Factor: 34011839034581902742256119 / B1=1700000, B2=3942818880
2025-12-06Mingye WangNFno factor TF: 68-69
2020-12-18Ben DeloCERT
Proof certified good
2020-12-18storm5510C-PRPM9648031/24031180542367/301593900224757271 : 367A8BC287ECAAAF
Proof Certified Good

Proof Power: 8

2019-10-07Niels_Mache_NextcloudC-PRPM9648031/24031180542367/301593900224757271 : 367A8BC287ECAAAF
2015-08-06TJAOIFFactor: 301593900224757271