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
2409487Factored
FactorDigitsBitsDate
24094871824.5old
103891076063774771932063.22016-12-28 12:09:28
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
Verified2017-10-13Oliver Kruse9C6F3573FCED8E14229490653
Verified2017-11-26kkmrkkblmbrbk9C6F3573FCED8E14215692053
History
DateUserTypeResult
2018-09-28alpertronNF-PM1
B1=2000000, B2=60000000, E=12
2017-11-26kkmrkkblmbrbkC-PRP
M2409487/24094871/10389107606377477193 : 9C6F3573FCED8E14
PRP: Verified
PRP without proof (not generated)
2017-10-13Oliver KruseC-PRP
M2409487/24094871/10389107606377477193 : 9C6F3573FCED8E14
PRP: Verified
PRP without proof (not generated)
2016-12-28TJAOIF
Factor: 10389107606377477193 / TF: 63-64