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
8348911
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
81700353981489591652.9old
2070962797051164533032167.52022-09-08 11:28:08
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2018-10-14rucio478F5EF09735F5F61100073453
Factored
PRP without proof (not generated)
2020-04-29marssystems478F5EF09735F5F61708645653
Verified
Certified Good
2022-09-15seatsea478F5EF09735F5F62207854853
History
DateUserTypeResult
2024-05-11Stef42NF-PM1B1=1025000, B2=1583454600
2022-09-15curtiscCERT
Proof certified good
2022-09-15seatseaC-PRPM8348911/8170035398148959/207096279705116453303 : 478F5EF09735F5F6
Proof Certified Good

Proof Power: 8

2022-09-08TJAOIFFactor: 207096279705116453303
2020-04-29marssystemsC-PRPM8348911/8170035398148959 : 478F5EF09735F5F6
2018-10-14rucioC-PRPM8348911/8170035398148959 : 478F5EF09735F5F6
1998-09-06-anonymous-FFactor: 8170035398148959