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
47677727TF
No factors below 273
TF target 272
P-1
B1 = 530000
B2 = 12993750
LL
StatusDateUserResidueShift
Verified2009-02-21Peter YoungB494A4DC53B1D92843051836
Verified2018-01-11ky0urakuB494A4DC53B1D92832018978
History
DateUserTypeResult
2018-01-11ky0urakuC-LL
B494A4DC53B1D928
2017-11-19TheJudgerNF
no factor from 2^72 to 2^73
2015-12-16AirSquirrelsNF
no factor from 2^71 to 2^72
2015-12-16AirSquirrelsNF
no factor from 2^70 to 2^71
2009-02-21Peter YoungC-LL
B494A4DC53B1D928
2008-11-30Peter YoungNF-PM1
B1=530000, B2=12993750