1394 x 20000
1394 x 20000 = 27880000
Example of 1394 x 20000 pixels banner dimensions.
1344 x 20050 1354 x 20040 1364 x 20030 1374 x 20020 1384 x 20010
1394 x 19950 1394 x 19960 1394 x 19970 1394 x 19980 1394 x 19990
1394 x 20050 1394 x 20040 1394 x 20030 1394 x 20020 1394 x 20010