Alright, let's work through 6863 times 80 step by step
6863 × 80 = 80 × (6863)
+ 80 × 3 producing 240
+ 80 × 60 that results in 4800
+ 80 × 800 that results in 64000
+ 80 × 6000 giving us 480000

= 549040
