title: Converting big number string to number
body: <p>What way i can convert string with 16 digits and 2 fraction value to number ?</p>
  
  <p>Currently when I try to convert <code>Number('1234567890123456.12')</code> will became to <code>1234567890123456</code>. fraction values will be gone.</p>
  
  <p>I just want to confirm without using any third party lib can i convert this string to number ?</p>