Harshad Numbers

Published by Matt in
mathnumbersstringsvalidation

A number n is a Harshad (also called Niven) number if it is divisible by the sum of its digits. For example, 666 is divisible by 6 + 6 + 6, so it is a Harshad number.

Write a function to determine whether the given number is a Harshad number.

Examples

is_harshad(209) ➞ true

is_harshad(41) ➞ false

is_harshad(12255) ➞ true

Notes

N/A

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