838 x 40000
838 x 40000 = 33520000
Example of 838 x 40000 pixels banner dimensions.
788 x 40050 798 x 40040 808 x 40030 818 x 40020 828 x 40010
838 x 39950 838 x 39960 838 x 39970 838 x 39980 838 x 39990
838 x 40050 838 x 40040 838 x 40030 838 x 40020 838 x 40010