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
41922007TF
No factors below 274
TF target 272
P-1
B1 = 490000
B2 = 11147500
LL
StatusDateUserResidueShift
Verified2008-09-24Ronald64CBC072CB8C17FF20016878
Verified2016-02-06basey64CBC072CB8C17FF18844776
History
DateUserTypeResult
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
2016-02-06baseyC-LL
64CBC072CB8C17FF
2015-08-27AirSquirrelsNF
no factor from 2^71 to 2^72
2015-01-10Sid & AndyNF
no factor from 2^70 to 2^71
2015-01-10Sid & AndyNF
no factor from 2^69 to 2^70
2014-02-27LaurVNF
no factor from 2^68 to 2^69