850 x 25600
850 x 25600 = 21760000
Example of 850 x 25600 pixels banner dimensions.
800 x 25650 810 x 25640 820 x 25630 830 x 25620 840 x 25610
850 x 25550 850 x 25560 850 x 25570 850 x 25580 850 x 25590
850 x 25650 850 x 25640 850 x 25630 850 x 25620 850 x 25610