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
47507749TF
No factors below 274
TF target 272
P-1
B1 = 550000
B2 = 12237500
LL
StatusDateUserResidueShift
Verified2010-03-15andrea.biancalana5A8B6BB48BF28F8B39052856
Verified2018-01-09Sergey Nosov5A8B6BB48BF28F8B14953708
History
DateUserTypeResult
2019-05-19Sid & AndyNF
no factor from 2^73 to 2^74
2018-01-09Sergey NosovC-LL
5A8B6BB48BF28F8B
2017-11-18ktonyNF
no factor from 2^72 to 2^73
2015-12-15AirSquirrelsNF
no factor from 2^71 to 2^72
2015-12-15AirSquirrelsNF
no factor from 2^70 to 2^71
2015-08-26Judge HaleNF
no factor from 2^69 to 2^70
2010-03-15andrea.biancalanaC-LL
5A8B6BB48BF28F8B
2010-01-19andrea.biancalanaNF-PM1
B1=550000, B2=12237500