Let's calculate 4473 x 4065
4473 × 4065 = 4065 × (4473)
+ 4065 × 3 that equals 12195
+ 4065 × 70 that results in 284550
+ 4065 × 400 yielding 1626000
+ 4065 × 4000 that results in 16260000

= 18182745
