Let's calculate 3601 x 3605
3601 × 3605 = 3605 × (3601)
+ 3605 × 1 that is equal 3605
+ 3605 × 00 what gives us 0
+ 3605 × 600 that results in 2163000
+ 3605 × 3000 what gives us 10815000

= 12981605
