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
8466851
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
118357094106891443.4old
954689098041111446.42008-09-08 04:33:44
1657798472768103575992167.22021-11-22 12:06:21
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2018-10-31J.R. Allen8CA3B684224DA85E2151492553
Factored
PRP without proof (not generated)
2020-06-13Chang Chia-Tche8CA3B684224DA85E268673353
Verified
Certified Good
2021-11-29kutens8CA3B684224DA85E3112594753
History
DateUserTypeResult
2024-05-27Stef42NF-PM1B1=4000000, B2=8492675100
2021-11-29ari.ornCERT
Proof certified good
2021-11-29kutensC-PRPM8466851/11835709410689/95468909804111/165779847276810357599 : 8CA3B684224DA85E
Proof Certified Good

Proof Power: 8

2021-11-22TJAOIFFactor: 165779847276810357599
2020-06-13Chang Chia-TcheC-PRPM8466851/11835709410689/95468909804111 : 8CA3B684224DA85E
2018-10-31J.R. AllenC-PRPM8466851/11835709410689/95468909804111 : 8CA3B684224DA85E
2008-09-08Will EdgingtonFFactor: 95468909804111