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:










MnStatusDetails
1759271Factored
FactorDigitsBitsDate
14074169823.7old
27022402571031.32008-07-15 07:46:14
1304147592311236.92008-07-15 07:46:14
26641682147464691414572271.22020-05-25 17:32:29
ECM
DigitsB1Curves
2550000280 / 280
30250000105 / 640
Estimated T-Level: 25.8 ⓘ
TF below 2^81 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified (Factored)2017-10-03Oliver Kruse35AD7B5536F050DB3013
Verified (Factored)2017-11-03ATH35AD7B5536F050DB35796813
Verified2020-05-27Luigi Morelli9B1767F18626B6FE429379053
Verified2020-05-29arnaud9B1767F18626B6FE452274353
History
DateUserTypeResult
2020-05-29arnaudC-PRP
M1759271/14074169/130414759231/2702240257/2664168214746469141457 : 9B1767F18626B6FE
PRP: Verified
PRP without proof (not generated)
2020-05-27Luigi MorelliC-PRP
M1759271/14074169/130414759231/2702240257/2664168214746469141457 : 9B1767F18626B6FE
PRP: Verified
PRP without proof (not generated)
2020-05-25nordiF-ECM
Factor: 2664168214746469141457 / (ECM curve 85, B1=50000, B2=5000000, Sigma=459347924097871)
2017-11-03ATHC-PRP
M1759271/14074169/130414759231/2702240257 : 35AD7B5536F050DB
PRP: Verified
PRP without proof (not generated)
2017-10-03Oliver KruseC-PRP
M1759271/14074169/130414759231/2702240257 : 35AD7B5536F050DB
PRP: Verified
PRP without proof (not generated)
2016-03-16alpertronNF-PM1
B1=500000, B2=15000000, E=12
2008-07-15J FeitsmaF
Factor: 2702240257
2008-07-15J FeitsmaF
Factor: 130414759231