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Gmat_mission
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An “Armstrong number” is an \(n\)-digit number that is equal to the sum of the \(nth\) powers of its individual digits. For example, 153 is an Armstrong number because it has 3 digits and \(1^3 + 5^3 + 3^3 = 153.\) What is the digit \(k\) in the Armstrong number \(1,6k4 ?\)
A. 2
B. 3
C. 4
D. 5
E. 6
[spoiler]OA=B[/spoiler]
Source: Official Guide
A. 2
B. 3
C. 4
D. 5
E. 6
[spoiler]OA=B[/spoiler]
Source: Official Guide
