Console Program to Find ArmStrong Numbers in JavaScript

ArmStrong.js

// ArmStrong Numbers are 0,1, 153, 370, 371 and 407

let n = 153;
let r,
  temp,
  sum = 0;

temp = n;
while (n > 0) {
  r = n % 10;
  sum = sum + r * r * r;
  n = Math.floor(n / 10);
}

if (temp == sum) {
  console.log('ArmStrong Number');
} else {
  console.log('Non ArmStrong Number');
}