nite()</code> can be used if
      <code>n &lt;= Number.MAX_VALUE</code>.
    </p>



    <h5 id="isNaN">
      isNaN<code class='inset'>.isNaN() &rArr; <i>boolean</i></code>
    </h5>
    <p>
      Returns <code>true</code> if the value of this BigNumber is NaN, otherwise
      returns <code>false</code>.<br />
    </p>
    <pre>
x = new BigNumber(NaN)
x.isNaN()                     // true
y = new BigNumber('Infinity')
y.isNaN()                     // false</pre>
    <p>
      Note: The native method <code