No problem, we've got 3644 and 1350 to multiply
3644 × 1350 = 1350 × (3644)
+ 1350 × 4 that results in 5400
+ 1350 × 40 yielding 54000
+ 1350 × 600 resulting in 810000
+ 1350 × 3000 giving us 4050000

= 4919400
