new BigNumber('blurgh')
// Throws 'not a number' if ERRORS is true, otherwise 'NaN'

BigNumber.config({DECIMAL_PLACES : 5})
new BigNumber(1.23456789)                  // '1.23456789'
new BigNumber(1.23456789, 10)              // '1.23457'</pre>


    <h4 id="methods">Methods</h4>
    <p>
      The <code>BigNumber</code> constructor has one added method,
      <code>config</code>, which configures the library-wide settings for
      arithmetic, formatting and errors.
    </p>

    <h5 id="config">
      conf