No problem, we've got 4280 and 4173 to multiply
4280 × 4173 = 4173 × (4280)
+ 4173 × 0 yielding 0
+ 4173 × 80 resulting in 333840
+ 4173 × 200 that results in 834600
+ 4173 × 4000 which equals 16692000

= 17860440
