Alright, let's work through 3166 times 6509 step by step
3166 × 6509 = 6509 × (3166)
+ 6509 × 6 which equals 39054
+ 6509 × 60 that results in 390540
+ 6509 × 100 that is equal 650900
+ 6509 × 3000 which equals 19527000

= 20607494
