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
61705879TF
No factors below 274
TF target 274
P-1
B1 = 585000
B2 = 11700000
LL
StatusDateUserResidueShift
Verified2013-04-26Austin Kreisler4513FA4FE397E4D928942446
Verified2021-09-29Smok_bmv 4513FA4FE397E4D918128018
History
DateUserTypeResult
2021-09-29Smok_bmv C-LL
4513FA4FE397E4D9
2016-02-23Mark RoseNF
no factor from 2^62 to 2^63
2016-02-21AirSquirrelsNF
no factor from 2^73 to 2^74
2013-04-26Austin KreislerC-LL
4513FA4FE397E4D9
2013-02-28NesowaNF-PM1
B1=585000, B2=11700000, E=6
2013-02-17ktonyNF
no factor from 2^72 to 2^73
2013-02-11Bill StaffenNF
no factor from 2^71 to 2^72
2013-02-11Bill StaffenNF
no factor from 2^70 to 2^71
2011-11-23-Anonymous-NF
no factor from 2^69 to 2^70
2009-07-18PrimeCruncherNF
no factor from 2^68 to 2^69
2009-04-12glennpatNF
no factor from 2^67 to 2^68
2009-04-11glennpatNF
no factor from 2^66 to 2^67
2009-04-10glennpatNF
no factor from 2^65 to 2^66
2009-04-08glennpatNF
no factor from 2^64 to 2^65
2009-04-07CubeQuest.orgNF
no factor from 2^63 to 2^64