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
2391113Factored
FactorDigitsBitsDate
33475583825.0old
812255478536156014312066.12018-06-18 07:28:34
ECM
DigitsB1Curves
255000066 / 280
Estimated T-Level: 21.2
TF below 2^65 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-10-12Oliver KruseA2796D723C2F41191180920253
Verified (Factored)2017-11-26noknoD2AAACF8EE2889551013
Verified (Factored)2017-11-30kkmrkkblmbrbkD2AAACF8EE2889551220510813
Verified (Factored)2017-11-30kkmrkkblmbrbkA2796D723C2F41191164465853
Verified (Factored)2017-12-02alan145A2796D723C2F4119130748653
Verified2018-06-18_p95holder_A2796D723C2F4119228555153
P-1 factors
DateFactorB1B2
2018-06-1881225547853615601431200000060000000
History
DateUserTypeResult
2018-06-18_p95holder_C-PRP
M2391113/33475583/81225547853615601431 : A2796D723C2F4119
PRP: Verified
PRP without proof (not generated)
2018-06-18alpertronF-PM1
Factor: 81225547853615601431 / (P-1, B1=2000000, B2=60000000, E=12)
2017-12-02alan145C-PRP
M2391113/33475583 : A2796D723C2F4119
PRP: Verified
PRP without proof (not generated)
2017-11-30kkmrkkblmbrbkC-PRP
M2391113/33475583 : A2796D723C2F4119
PRP: Verified
PRP without proof (not generated)
2017-11-30kkmrkkblmbrbkC-PRP
M2391113/33475583 : D2AAACF8EE288955
PRP: Verified
PRP without proof (not generated)
2017-11-26noknoC-PRP
M2391113/33475583 : D2AAACF8EE288955
PRP: Verified
PRP without proof (not generated)
2017-10-12Oliver KruseC-PRP
M2391113/33475583 : A2796D723C2F4119
PRP: Verified
PRP without proof (not generated)