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
47213371TF
No factors below 273
TF target 272
P-1
B1 = 1000000
B2 = 20000000
LL
StatusDateUserResidueShift
Verified2009-01-14-Anonymous-7F297913130655F66777403
Verified2018-02-17frolyar7F297913130655F62381721
History
DateUserTypeResult
2018-11-20Sid & AndyNF-PM1
B1=1000000, B2=20000000, E=12
2018-02-17frolyarC-LL
7F297913130655F6
2017-11-28Kevin JagetNF
no factor from 2^72 to 2^73
2015-11-02AirSquirrelsNF
no factor from 2^71 to 2^72
2015-11-02AirSquirrelsNF
no factor from 2^70 to 2^71
2015-07-12Gordon SpenceNF
no factor from 2^69 to 2^70
2013-10-12-Anonymous-NF
no factor from 2^68 to 2^69
2009-01-14ANONYMOUSC-LL
7F297913130655F6
2008-11-20ANONYMOUSNF-PM1
B1=810000