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
43477549TF
No factors below 275
TF target 272
P-1
B1 = 1000000
B2 = 20000000
LL
StatusDateUserResidueShift
Verified2009-05-11BranMuffin4F51B2B5AC58B2B24957241
Verified2017-12-20Sergey Nosov4F51B2B5AC58B2B225663980
History
DateUserTypeResult
2021-02-23-Anonymous-NF
no factor from 2^74 to 2^75
2021-02-13Sid & AndyNF-PM1
B1=1000000, B2=20000000
2020-01-02-Anonymous-NF
no factor from 2^73 to 2^74
2019-09-30-Anonymous-NF
no factor from 2^72 to 2^73
2017-12-20Sergey NosovC-LL
4F51B2B5AC58B2B2
2015-09-11-Anonymous-NF
no factor from 2^71 to 2^72
2015-09-11-Anonymous-NF
no factor from 2^70 to 2^71
2015-03-07chalsallNF
no factor from 2^69 to 2^70
2014-01-11LaurVNF
no factor from 2^68 to 2^69
2009-05-11BranMuffinC-LL
4F51B2B5AC58B2B2
2009-03-26BranMuffinNF-PM1
B1=725000