Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnDetails
7918697
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 267
Factored
FactorDigitsBitsDate
183949272448791444.1old
19594762354482231650.82014-06-09 13:50:47
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-06-06storm5510129B5577E38F5F7C2666428253
Verified
PRP without proof (not generated)
2019-11-18ATH129B5577E38F5F7C2365685753
History
DateUserTypeResult
2024-02-05Stef42NF-PM1B1=950000, B2=1968826860
2019-11-18ATHC-PRPM7918697/18394927244879/1959476235448223 : 129B5577E38F5F7C
2018-06-06storm5510C-PRPM7918697/18394927244879/1959476235448223 : 129B5577E38F5F7C
2014-06-09TJAOIFFactor: 1959476235448223