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
2359559
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 262
Factored
FactorDigitsBitsDate
4719119722.2old
1436098145236525511857.02015-05-15 11:39:30
ECM
DigitsB1Curves
2550000280 / 280
30250000117 / 640
Estimated T-Level: 25.9 ⓘ
TF below 2^81 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2017-10-13Oliver KruseF8AC3827B43E2F5F2192950053
Verified
PRP without proof (not generated)
2017-11-24storm5510F8AC3827B43E2F5F2155445053
History
DateUserTypeResult
2018-04-27alpertronNF-PM1B1=2000000, B2=60000000, E=12
2017-11-24storm5510C-PRP
M2359559/4719119/143609814523652551 : F8AC3827B43E2F5F
2017-10-13Oliver KruseC-PRP
M2359559/4719119/143609814523652551 : F8AC3827B43E2F5F
2015-05-15TJAOIFFactor: 143609814523652551