Donaldson R F Armstrong Number Checker
An Armstrong number equals the sum of its own digits, each raised to the power of the number of digits.
Example: 153 = 1³ + 5³ + 3³ (1 + 125 + 27 = 153). Other examples: 9, 153, 370, 371, 407, 1634, 8208, 9474.
An Armstrong number equals the sum of its own digits, each raised to the power of the number of digits.
Example: 153 = 1³ + 5³ + 3³ (1 + 125 + 27 = 153). Other examples: 9, 153, 370, 371, 407, 1634, 8208, 9474.