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
8328511
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
6491419417867472711859.2old
12199238521954455591960.12016-01-11 12:30:15
126901544093103048472063.52017-02-22 12:18:09
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-11ATH4B3B1AAEBEC416503101861853
Verified
PRP without proof (not generated)
2020-04-21marssystems4B3B1AAEBEC41650315874453
History
DateUserTypeResult
2024-03-06Stef42NF-PM1B1=3000000, B2=53783100
2020-04-21marssystemsC-PRPM8328511/649141941786747271/1219923852195445559/12690154409310304847 : 4B3B1AAEBEC41650
2018-10-11ATHC-PRPM8328511/649141941786747271/1219923852195445559/12690154409310304847 : 4B3B1AAEBEC41650
2017-02-22TJAOIFFactor: 12690154409310304847
2016-01-11TJAOIFFactor: 1219923852195445559
1998-09-06Mark DFFactor: 649141941786747271