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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Exponent Range:





MnDetails
2264341
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 262
Factored
FactorDigitsBitsDate
499836972494811445.5old
55097547052110231652.32014-08-03 11:17:17
ECM
DigitsB1Curves
2550000280 / 280
30250000138 / 640
Estimated T-Level: 26.1 ⓘ
TF below 2^82 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2017-10-11Oliver Kruse58699E57891135712013
Verified
PRP without proof (not generated)
2017-11-21storm551058699E5789113571266555913
History
DateUserTypeResult
2017-11-21storm5510C-PRPM2264341/49983697249481/5509754705211023 : 58699E5789113571
2017-10-11Oliver KruseC-PRPM2264341/49983697249481/5509754705211023 : 58699E5789113571
2016-04-20alpertronNF-PM1B1=500000, B2=15000000, E=12
2014-08-03TJAOIFFactor: 5509754705211023