Alright, let's work through 6440 times 5193 step by step
6440 × 5193 = 5193 × (6440)
+ 5193 × 0 yielding 0
+ 5193 × 40 resulting in 207720
+ 5193 × 400 resulting in 2077200
+ 5193 × 6000 that results in 31158000

= 33442920
