We're going to solve 2137 multiplied by 8638
2137 × 8638 = 8638 × (2137)
+ 8638 × 7 which equals 60466
+ 8638 × 30 yielding 259140
+ 8638 × 100 that equals 863800
+ 8638 × 2000 producing 17276000

= 18459406
