No problem, we've got 4067 and 4040 to multiply
4067 × 4040 = 4040 × (4067)
+ 4040 × 7 yielding 28280
+ 4040 × 60 giving us 242400
+ 4040 × 000 which equals 0
+ 4040 × 4000 that equals 16160000

= 16430680
