728 x 27680
728 x 27680 = 20151040
Example of 728 x 27680 pixels banner dimensions.
678 x 27730 688 x 27720 698 x 27710 708 x 27700 718 x 27690
728 x 27630 728 x 27640 728 x 27650 728 x 27660 728 x 27670
728 x 27730 728 x 27720 728 x 27710 728 x 27700 728 x 27690