457')
x.valueOf()                      // '1.777e+457'</pre>



    <h5 id="toFr">
      toFraction<code class='inset'>.toFr([max_denominator]) &rArr;
      <i>[string, string]</i></code>
    </h5>
    <p>
      <code>max_denominator</code> : <i>number|string|BigNumber</i> :
      integer &gt;= 1 and &lt; Infinity
    </p>
    <p>
      Returns a string array representing the value of this BigNumber as a
      simple fraction with an integer numerator and an integer denominator. The
      denominator will b