No problem, we've got 2190 and 8396 to multiply
2190 × 8396 = 8396 × (2190)
+ 8396 × 0 what gives us 0
+ 8396 × 90 giving us 755640
+ 8396 × 100 that results in 839600
+ 8396 × 2000 giving us 16792000

= 18387240
