Alright, let's work through 8310 times 2091 step by step
8310 × 2091 = 2091 × (8310)
+ 2091 × 0 producing 0
+ 2091 × 10 giving us 20910
+ 2091 × 300 which equals 627300
+ 2091 × 8000 yielding 16728000

= 17376210
