850 x 23900
850 x 23900 = 20315000
Example of 850 x 23900 pixels banner dimensions.
800 x 23950 810 x 23940 820 x 23930 830 x 23920 840 x 23910
850 x 23850 850 x 23860 850 x 23870 850 x 23880 850 x 23890
850 x 23950 850 x 23940 850 x 23930 850 x 23920 850 x 23910