Let's calculate 4647 x 4022
4647 × 4022 = 4022 × (4647)
+ 4022 × 7 resulting in 28154
+ 4022 × 40 that results in 160880
+ 4022 × 600 which equals 2413200
+ 4022 × 4000 what gives us 16088000

= 18690234
