JSFiddle - React, Tailwind, and code Playground

HTML

<div id="MainContainer">

</div>

JavaScript

(function() {
    var cont = document.getElementById('MainContainer');
    var curEl = document.createElement('span');
    var primeNumbers = [2];
    function fillContent() {
      var primeNumbersContent = document.createTextNode(JSON.stringify(primeNumbers));
      curEl.appendChild(primeNumbersContent);
      cont.appendChild(curEl);
    }
    function isPrime(n) {
      var divisor = 2;
      while (n > divisor){
        if (Math.pow(divisor, 2) > n) {
          return true;
        }
      	if(n % divisor == 0) {
          return false;
        } else {
          divisor++;
        }
      }
      return true;
    }
    function getPrimeNumbers(range) {
      for (var i = 3; i <= range; i+=2) {
        if (isPrime(i)) {
          primeNumbers.push(i);
        }
      }
      fillContent(primeNumbers);
    }
    getPrimeNumbers(101);
  })();