No problem, we've got 4028 and 4535 to multiply
4028 × 4535 = 4535 × (4028)
+ 4535 × 8 which equals 36280
+ 4535 × 20 producing 90700
+ 4535 × 000 producing 0
+ 4535 × 4000 giving us 18140000

= 18266980
