protected void Page_Load(object sender, EventArgs e)
        {
            byte[] arr = BitConverter.GetBytes(-604681158);
            System.Text.StringBuilder item = new System.Text.StringBuilder();
            for (int i = arr.Length-1; i >= 0; i--)
            {
                item.Append(arr[i].ToString() + ".");    
            }
            Response.Write(item.ToString().Substring(0, item.ToString().Length - 1));
        }