No problem, we've got 4493 and 6393 to multiply
4493 × 6393 = 6393 × (4493)
+ 6393 × 3 giving us 19179
+ 6393 × 90 giving us 575370
+ 6393 × 400 producing 2557200
+ 6393 × 4000 that equals 25572000

= 28723749
