We're going to solve 8639 multiplied by 3924
8639 × 3924 = 3924 × (8639)
+ 3924 × 9 giving us 35316
+ 3924 × 30 what gives us 117720
+ 3924 × 600 that equals 2354400
+ 3924 × 8000 producing 31392000

= 33899436
