1800 x 11700
1800 x 11700 = 21060000
Example of 1800 x 11700 pixels banner dimensions.
1750 x 11750 1760 x 11740 1770 x 11730 1780 x 11720 1790 x 11710
1800 x 11650 1800 x 11660 1800 x 11670 1800 x 11680 1800 x 11690
1800 x 11750 1800 x 11740 1800 x 11730 1800 x 11720 1800 x 11710