We're going to solve 3649 multiplied by 5632
3649 × 5632 = 5632 × (3649)
+ 5632 × 9 that equals 50688
+ 5632 × 40 which equals 225280
+ 5632 × 600 that is equal 3379200
+ 5632 × 3000 what gives us 16896000

= 20551168
