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
3345091Factored
FactorDigitsBitsDate
60211639825.8old
103391642479206311753.22014-09-10 11:32:21
ECM
DigitsB1Curves
25500003 / 280
Estimated T-Level: 20.1
TF below 2^62 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-10-05kkmrkkblmbrbkA757A71DA978371E2013
Verified2017-11-20Oliver KruseA757A71DA978371E2169968213
History
DateUserTypeResult
2022-09-02JossNF-PM1
B1=1469018, B2=218479800
2022-08-10LordJuliusNF
no factor from 2^67 to 2^68
2022-08-10LordJuliusNF
no factor from 2^66 to 2^67
2022-08-10LordJuliusNF
no factor from 2^65 to 2^66
2022-08-10LordJuliusNF
no factor from 2^64 to 2^65
2022-08-10LordJuliusNF
no factor from 2^63 to 2^64
2022-08-10LordJuliusNF
no factor from 2^62 to 2^63
2022-01-06JossNF-PM1
B1=1469018, B2=111642300
2021-10-20JossNF
no factor from 2^67 to 2^68
2021-03-10JossNF-PM1
B1=334509, B2=7024691, E=6
2021-03-10JossNF-PM1
B1=334509, B2=3679600, E=6
2017-11-20Oliver KruseC-PRP
M3345091/60211639/10339164247920631 : A757A71DA978371E
PRP: Verified
PRP without proof (not generated)
2017-10-05kkmrkkblmbrbkC-PRP
M3345091/60211639/10339164247920631 : A757A71DA978371E
PRP: Verified
PRP without proof (not generated)
2014-09-10TJAOIF
Factor: 10339164247920631 / TF: 53-54