No problem, we've got 3623 and 615 to multiply
3623 × 615 = 615 × (3623)
+ 615 × 3 that results in 1845
+ 615 × 20 which equals 12300
+ 615 × 600 giving us 369000
+ 615 × 3000 that results in 1845000

= 2228145
