Alright, let's work through 6380 times 2183 step by step
6380 × 2183 = 2183 × (6380)
+ 2183 × 0 that results in 0
+ 2183 × 80 that results in 174640
+ 2183 × 300 that results in 654900
+ 2183 × 6000 what gives us 13098000

= 13927540
