Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
1679101Factored
FactorDigitsBitsDate
230214942803963098860072374.32012-02-18 13:15:18
ECM
DigitsB1Curves
2550000280 / 280
30250000107 / 640
Estimated T-Level: 25.8
TF below 2^81 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)Herb SavageF6A525C9445F58480
Verified (Factored)1999-01-29James ArnoldF6A525C9445F58481347918
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-10-02Oliver Kruse3BAE5E222455211F1013
Verified2017-11-03ATH3BAE5E222455211F1131755213
History
DateUserTypeResult
2017-11-03ATHC-PRP
M1679101/23021494280396309886007 : 3BAE5E222455211F
PRP: Verified
PRP without proof (not generated)
2017-10-02Oliver KruseC-PRP
M1679101/23021494280396309886007 : 3BAE5E222455211F
PRP: Verified
PRP without proof (not generated)
2016-03-17alpertronNF-PM1
B1=500000, B2=15000000, E=12
2012-02-18AxonF-ECM
Factor: 23021494280396309886007
2012-02-18AxonNF-PM1
B1=1000000, B2=40000000, E=12
2012-02-18AxonNF-PM1
B1=1000000, B2=32000000, E=12
2012-02-18AxonNF-PM1
B1=1000000, B2=24000000, E=12
2012-02-18AxonNF-PM1
B1=1000000, B2=16000000, E=12
2012-02-18AxonNF-PM1
B1=1000000
2012-02-18AxonNF-PM1
B1=900000
2012-02-18AxonNF-PM1
B1=800000
2012-02-18AxonNF-PM1
B1=700000
2012-02-18AxonNF-PM1
B1=600000
2012-02-18AxonNF-PM1
B1=500000
2012-02-18AxonNF-PM1
B1=400000
2012-02-18AxonNF-PM1
B1=300000
2012-02-18AxonNF-PM1
B1=200000
2012-02-18AxonNF-PM1
B1=100000
2011-01-24JossNF-PM1
B1=50000
2010-09-13GrunwalderGIMPNF
no factor from 2^1 to 2^63
2010-04-27Architects CubedNF
no factor from 2^60 to 2^61