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
41051281TF
No factors below 274
TF target 272
P-1
B1 = 1000000
B2 = 20000000
LL
StatusDateUserResidueShift
Verified2009-07-22curtisc89E44A9177F83158308569
Verified2017-05-18Sergey Nosov89E44A9177F831582899279
History
DateUserTypeResult
2020-07-08Sid & AndyNF-PM1
B1=1000000, B2=20000000, E=6
2020-01-24-Anonymous-NF
no factor from 2^73 to 2^74
2019-09-30-Anonymous-NF
no factor from 2^72 to 2^73
2017-05-18Sergey NosovC-LL
89E44A9177F83158
2015-06-18Luigi MorelliNF
no factor from 2^71 to 2^72
2014-12-271997rj7NF
no factor from 2^70 to 2^71
2013-02-24Never Odd Or EvenNF
no factor from 2^69 to 2^70
2013-02-24Never Odd Or EvenNF
no factor from 2^68 to 2^69
2009-07-22curtiscC-LL
89E44A9177F83158