JSFiddle - React, Tailwind, and code Playground
JavaScript
// In JavaScript
var x = Math.pow(2, 62);
console.log(x.toString()); // 4611686018427388000
console.log(x.toExponential()); // 4.611686018427388e+18
console.log(x.toFixed()); // 4611686018427387904
// 100000000000000000000000000000000000000000000000000000000000000
console.log(x.toString(2));