No problem, we've got 1618 and 7137 to multiply
1618 × 7137 = 7137 × (1618)
+ 7137 × 8 which equals 57096
+ 7137 × 10 what gives us 71370
+ 7137 × 600 giving us 4282200
+ 7137 × 1000 producing 7137000

= 11547666
