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
8333239
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
41752166872120724171961.9old
125357170118270510712063.42017-02-20 12:21:14
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-16Oliver Kruse5D85F0474D9E87122133770653
Verified
PRP without proof (not generated)
2020-04-24GAN5D85F0474D9E87122158789953
History
DateUserTypeResult
2024-05-10Stef42NF-PM1B1=1025000, B2=1519818300
2020-04-24GANC-PRPM8333239/4175216687212072417/12535717011827051071 : 5D85F0474D9E8712
2018-10-16Oliver KruseC-PRPM8333239/4175216687212072417/12535717011827051071 : 5D85F0474D9E8712
2017-02-20TJAOIFFactor: 12535717011827051071
1998-09-20-anonymous-FFactor: 4175216687212072417