JSFiddle - React, Tailwind, and code Playground

by ravan

HTML

<span id="r"></span>

JavaScript

function somaNum(n) {
    var x = n.toString().split('');
    var l = x.length;
    var r = 0;
    for(i = 0; i < l; i++) {
        r += Number(x[i]);
    }
    return r;
}

var r = document.getElementById('r');
for(x = 1; x < 1000; x+=2) {
     if(x == somaNum(Math.pow(x,3))) 
         r.innerHTML += x + '<br />';
}