No problem, we've got 5475 and 3664 to multiply
5475 × 3664 = 3664 × (5475)
+ 3664 × 5 which equals 18320
+ 3664 × 70 which equals 256480
+ 3664 × 400 producing 1465600
+ 3664 × 5000 what gives us 18320000

= 20060400
