Alright, let's work through 4065 times 613 step by step
4065 × 613 = 613 × (4065)
+ 613 × 5 that is equal 3065
+ 613 × 60 resulting in 36780
+ 613 × 000 resulting in 0
+ 613 × 4000 giving us 2452000

= 2491845
