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
10521919
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
2035148941664871547.5old
483824097835083368632065.42018-10-24 12:32:48
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
Certified Good
2020-09-15storm55103E09688016AF460A2873141853
History
DateUserTypeResult
2026-02-02Sid & AndyNF-PM1B1=2400000, B2=1806150060
2020-09-15Ben DeloCERT
Proof certified good
2020-09-15storm5510C-PRPM10521919/203514894166487/48382409783508336863 : 3E09688016AF460A
Proof Certified Good

Proof Power: 8

2018-10-24TJAOIFFactor: 48382409783508336863