No problem, we've got 4005 and 4328 to multiply
4005 × 4328 = 4328 × (4005)
+ 4328 × 5 that is equal 21640
+ 4328 × 00 giving us 0
+ 4328 × 000 yielding 0
+ 4328 × 4000 that results in 17312000

= 17333640
