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
42263059TF
No factors below 273
TF target 272
P-1
B1 = 380000
B2 = 1900000
LL
StatusDateUserResidueShift
Verified2008-05-11Ahmer AliFA2B5CB48CE1CBFA11282698
Verified2016-02-12-Anonymous-FA2B5CB48CE1CBFA35967489
History
DateUserTypeResult
2022-04-15RichD0NF
no factor from 2^72 to 2^73
2016-02-12-Anonymous-C-LL
FA2B5CB48CE1CBFA
2015-08-27AirSquirrelsNF
no factor from 2^71 to 2^72
2015-03-18Mark RoseNF
no factor from 2^70 to 2^71
2015-01-22chalsallNF
no factor from 2^69 to 2^70