Alright, let's work through 5397 times 3747 step by step
5397 × 3747 = 3747 × (5397)
+ 3747 × 7 which equals 26229
+ 3747 × 90 yielding 337230
+ 3747 × 300 giving us 1124100
+ 3747 × 5000 that is equal 18735000

= 20222559
