title: A unique 6 Digit number using GUID
body: <p>Is it possible to create a unique 6 digit number using guid?</p>
  
  <p>I seem to be able to only get 10 digits using :</p>
  
  <pre><code>        byte[] buffer = Guid.NewGuid().ToByteArray();
          Console.WriteLine(BitConverter.ToUInt32(buffer, 6).ToString());  
  </code></pre>