JSFiddle - React, Tailwind, and code Playground

HTML

<strong>result of 52.62914722222222: </strong> <input type="text" id="result" />

JavaScript

$(document).ready(function(){
    var s =  52.62914722222222;
    $('#result').val(roundMyNumber(s));
});

function roundMyNumber(n) {
    return n.toString().indexOf(".") != -1 ? n.toFixed(6) : n;
}