Alright, let's work through 6855 times 2645 step by step
6855 × 2645 = 2645 × (6855)
+ 2645 × 5 that results in 13225
+ 2645 × 50 that equals 132250
+ 2645 × 800 yielding 2116000
+ 2645 × 6000 what gives us 15870000

= 18131475
