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
9686233
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 269
TF target 268
Factored
FactorDigitsBitsDate
27702626391031.4old
70036429946760471652.62014-08-19 11:24:50
21287271606676274891960.92016-03-14 12:19:25
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2019-10-12mnd9BCE9B77838612F8A3234837253
Verified
Certified Good
2020-12-22storm5510BCE9B77838612F8A3539567453
History
DateUserTypeResult
2026-01-15Mingye WangNF-PM1B1=1700000, B2=3458233350
2025-12-12Mingye WangNFno factor TF: 68-69
2020-12-22wally_olsonCERT
Proof certified good
2020-12-22storm5510C-PRPM9686233/2770262639/7003642994676047/2128727160667627489 : BCE9B77838612F8A
Proof Certified Good

Proof Power: 8

2019-10-12mnd9C-PRPM9686233/2770262639/7003642994676047/2128727160667627489 : BCE9B77838612F8A
2016-03-14TJAOIFFactor: 2128727160667627489
2014-08-19TJAOIFFactor: 7003642994676047