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
47141687TF
No factors below 273
TF target 272
P-1
B1 = 500000
B2 = 4375000
LL
StatusDateUserResidueShift
Verified2009-11-25-Anonymous-B5008DE6220A34E121126882
Verified2017-12-15Egor KB5008DE6220A34E146383946
History
DateUserTypeResult
2017-12-15Egor KC-LL
B5008DE6220A34E1
2017-11-25RichD0NF
no factor from 2^72 to 2^73
2015-12-04-Anonymous-NF
no factor from 2^71 to 2^72
2015-09-21LaurVNF
no factor from 2^70 to 2^71
2015-09-04Mark RoseNF
no factor from 2^69 to 2^70
2013-10-10Le ComteNF
no factor from 2^68 to 2^69
2009-11-25David CatoC-LL
B5008DE6220A34E1
2009-09-10David CatoNF-PM1
B1=500000, B2=4375000