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
46208377Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 273
TF target 272
P-1
B1 = 515000
B2 = 13132500
LL
StatusDateUserResidueShift
Verified2010-02-09MCASD941A5C8B7E1D3E533254493
Verified2017-09-26Evgeniy ZavialovD941A5C8B7E1D3E530973583
History
DateUserTypeResult
2018-01-04-Anonymous-NF
no factor from 2^72 to 2^73
2017-09-26Evgeniy ZavialovC-LL
D941A5C8B7E1D3E5
2015-11-20-Anonymous-NF
no factor from 2^71 to 2^72
2015-11-20-Anonymous-NF
no factor from 2^70 to 2^71
2010-02-09MCASC-LL
D941A5C8B7E1D3E5
2009-12-22MCASNF-PM1
B1=515000, B2=13132500