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
1465777Factored
FactorDigitsBitsDate
33168380788919689066792271.52009-04-13 15:46:32
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.
LL
StatusDateUserResidueShift
Verified (Factored)Vincent J. MooneyCCC6E3DAFF70DAF50
Verified (Factored)1999-01-02Stefan WenzelCCC6E3DAFF70DAF5246050
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2017-10-01Oliver Kruse1D0996BB27FE62A01013
Verified2017-11-05kkmrkkblmbrbk1D0996BB27FE62A0135014913
History
DateUserTypeResult
2017-11-05kkmrkkblmbrbkC-PRP
M1465777/3316838078891968906679 : 1D0996BB27FE62A0
PRP: Verified
PRP without proof (not generated)
2017-10-01Oliver KruseC-PRP
M1465777/3316838078891968906679 : 1D0996BB27FE62A0
PRP: Verified
PRP without proof (not generated)
2016-03-17alpertronNF-PM1
B1=500000, B2=15000000, E=12
2009-04-13axnF-ECM
Factor: 3316838078891968906679