Alright, let's work through 2165 times 8572 step by step
2165 × 8572 = 8572 × (2165)
+ 8572 × 5 what gives us 42860
+ 8572 × 60 yielding 514320
+ 8572 × 100 that is equal 857200
+ 8572 × 2000 giving us 17144000

= 18558380
