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
53201261TF
No factors below 275
TF target 273
P-1
B1 = 625000
B2 = 17500000
LL
StatusDateUserResidueShift
Verified2011-07-16Amazon EC2E2A643D8388194096063694
Verified2019-08-21ChavdarLalovE2A643D83881940950369944
History
DateUserTypeResult
2020-06-22-Anonymous-NF
no factor from 2^74 to 2^75
2019-08-21ChavdarLalovC-LL
E2A643D838819409
2019-06-05lobsterfordinnerNF
no factor from 2^73 to 2^74
2016-02-02monstNF
no factor from 2^72 to 2^73
2015-12-26-Anonymous-NF
no factor from 2^71 to 2^72
2015-06-05Mark RoseNF
no factor from 2^70 to 2^71
2013-09-15NumberwangNF
no factor from 2^69 to 2^70
2011-07-16Amazon EC2C-LL
E2A643D838819409
2010-09-29GnorfeNF
no factor from 2^68 to 2^69
2010-09-09GuloGuloNF-PM1
B1=625000, B2=17500000
2009-05-25enzeruNF
no factor from 2^67 to 2^68
2009-05-07Chris VernieriNF
no factor from 2^66 to 2^67
2009-05-02Sturle SundeNF
no factor from 2^65 to 2^66
2009-04-24garoNF
no factor from 2^64 to 2^65
2008-09-22-Anonymous-NF
no factor to 2^64