Factorialize a Number

factorialize-a-number.js

// Bonfire: Factorialize a Number
// Author: @anasfullstack
// Challenge: http://www.freecodecamp.com/challenges/bonfire-factorialize-a-number
// Learn to Code at Free Code Camp (www.freecodecamp.com)

function factorialize(num) {
  
  var factorial = 1;
  
  if (num > 1){
    
    factorial = num * factorialize(num - 1);
    return factorial;
  }
  
  else {
    return factorial;
  }
}

factorialize(5);