No problem, we've got 4019 and 4545 to multiply
4019 × 4545 = 4545 × (4019)
+ 4545 × 9 giving us 40905
+ 4545 × 10 that results in 45450
+ 4545 × 000 that results in 0
+ 4545 × 4000 yielding 18180000

= 18266355
