No problem, we've got 3920 and 6142 to multiply
3920 × 6142 = 6142 × (3920)
+ 6142 × 0 which equals 0
+ 6142 × 20 giving us 122840
+ 6142 × 900 that equals 5527800
+ 6142 × 3000 giving us 18426000

= 24076640
