Alright, let's work through 3880 times 5338 step by step
3880 × 5338 = 5338 × (3880)
+ 5338 × 0 yielding 0
+ 5338 × 80 that results in 427040
+ 5338 × 800 yielding 4270400
+ 5338 × 3000 giving us 16014000

= 20711440
