850 x 21800
850 x 21800 = 18530000
Example of 850 x 21800 pixels banner dimensions.
800 x 21850 810 x 21840 820 x 21830 830 x 21820 840 x 21810
850 x 21750 850 x 21760 850 x 21770 850 x 21780 850 x 21790
850 x 21850 850 x 21840 850 x 21830 850 x 21820 850 x 21810