Alright, let's work through 3840 times 4469 step by step
3840 × 4469 = 4469 × (3840)
+ 4469 × 0 giving us 0
+ 4469 × 40 that is equal 178760
+ 4469 × 800 what gives us 3575200
+ 4469 × 3000 producing 13407000

= 17160960
