No problem, we've got 4523 and 9140 to multiply
4523 × 9140 = 9140 × (4523)
+ 9140 × 3 yielding 27420
+ 9140 × 20 giving us 182800
+ 9140 × 500 yielding 4570000
+ 9140 × 4000 yielding 36560000

= 41340220
