Alright, let's work through 6213 times 8638 step by step
6213 × 8638 = 8638 × (6213)
+ 8638 × 3 yielding 25914
+ 8638 × 10 that is equal 86380
+ 8638 × 200 that results in 1727600
+ 8638 × 6000 what gives us 51828000

= 53667894
