No problem, we've got 6640 and 5711 to multiply
6640 × 5711 = 5711 × (6640)
+ 5711 × 0 producing 0
+ 5711 × 40 that equals 228440
+ 5711 × 600 that equals 3426600
+ 5711 × 6000 which equals 34266000

= 37921040
