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
38906423TF
No factors below 275
TF target 272
P-1
B1 = 570000
B2 = 12397500
LL
StatusDateUserResidueShift
Verified2010-04-30curtisc92481A6B08E1B58115582970
Verified2016-09-25Sergey Nosov92481A6B08E1B58113304137
History
DateUserTypeResult
2020-11-16-Anonymous-NF
no factor from 2^74 to 2^75
2020-02-21-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-12-Anonymous-NF
no factor from 2^72 to 2^73
2019-04-17monstNF
no factor from 2^71 to 2^72
2018-04-04James HeinrichNF-PM1
B1=365000, B2=7300000, E=12
2018-03-25One ManNF-PM1
B1=570000, B2=12397500
2018-02-27One ManNF-PM1
B1=170000, B2=2847500, E=6
2018-02-27One ManNF-PM1
B1=165000, B2=2681250
2016-09-25Sergey NosovC-LL
92481A6B08E1B581
2014-12-07XyzzyNF
no factor from 2^70 to 2^71
2014-12-07XyzzyNF
no factor from 2^69 to 2^70
2013-08-31america64NF
no factor from 2^68 to 2^69
2010-04-30curtiscC-LL
92481A6B08E1B581