720 x 39840
720 x 39840 = 28684800
Example of 720 x 39840 pixels banner dimensions.
670 x 39890 680 x 39880 690 x 39870 700 x 39860 710 x 39850
720 x 39790 720 x 39800 720 x 39810 720 x 39820 720 x 39830
720 x 39890 720 x 39880 720 x 39870 720 x 39860 720 x 39850