1780 x 11520
1780 x 11520 = 20505600
Example of 1780 x 11520 pixels banner dimensions.
1730 x 11570 1740 x 11560 1750 x 11550 1760 x 11540 1770 x 11530
1780 x 11470 1780 x 11480 1780 x 11490 1780 x 11500 1780 x 11510
1780 x 11570 1780 x 11560 1780 x 11550 1780 x 11540 1780 x 11530