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
54752081TF
No factors below 274
TF target 273
P-1
B1 = 1000000
B2 = 28000000
LL
StatusDateUserResidueShift
Verified2012-01-11petrym047F97C3CE41993410078886
Verified2020-11-13Sergey Nosov047F97C3CE41993424722515
History
DateUserTypeResult
2022-03-23riccardo ubertiNF-PM1
B1=1000000, B2=28000000
2020-11-13Sergey NosovC-LL
047F97C3CE419934
2019-05-26TheJudgerNF
no factor from 2^73 to 2^74
2016-02-07-Anonymous-NF
no factor from 2^72 to 2^73
2015-12-18-Anonymous-NF
no factor from 2^71 to 2^72
2012-01-11petrymC-LL
047F97C3CE419934
2011-09-02petrymNF-PM1
B1=730000
2011-08-20TheJudgerNF
no factor from 2^69 to 2^71
2011-04-14Dr. NowakNF
no factor from 2^68 to 2^69
2009-07-09S00030NF
no factor from 2^67 to 2^68
2009-03-25BranMuffinNF
no factor from 2^66 to 2^67
2009-03-20-Anonymous-NF
no factor from 2^65 to 2^66
2009-03-04-Anonymous-NF
no factor from 2^64 to 2^65
2008-12-29lycornNF
no factor from 2^63 to 2^64
2008-07-29-Anonymous-NF
no factor to 2^63