Alright, let's work through 5397 times 3144 step by step
5397 × 3144 = 3144 × (5397)
+ 3144 × 7 producing 22008
+ 3144 × 90 that is equal 282960
+ 3144 × 300 resulting in 943200
+ 3144 × 5000 that equals 15720000

= 16968168
