No problem, we've got 4493 and 3648 to multiply
4493 × 3648 = 3648 × (4493)
+ 3648 × 3 which equals 10944
+ 3648 × 90 which equals 328320
+ 3648 × 400 yielding 1459200
+ 3648 × 4000 yielding 14592000

= 16390464
