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
45437251TF
No factors below 273
TF target 272
P-1
B1 = 555000
B2 = 16372500
LL
StatusDateUserResidueShift
Verified2011-07-30petrym42BA7E1BB9C7BBCB14980137
Verified2017-07-05Evgeniy Zavialov42BA7E1BB9C7BBCB6959100
History
DateUserTypeResult
2018-07-29-Anonymous-NF
no factor from 2^72 to 2^73
2017-07-05Evgeniy ZavialovC-LL
42BA7E1BB9C7BBCB
2015-10-30Judge HaleNF
no factor from 2^71 to 2^72
2015-10-14Mark RoseNF
no factor from 2^70 to 2^71
2015-08-12David CampeauNF
no factor from 2^69 to 2^70
2014-08-10VictordeHollanderNF
no factor from 2^68 to 2^69
2011-07-30petrymC-LL
42BA7E1BB9C7BBCB
2009-05-30MCASNF-PM1
B1=555000, B2=16372500