Alright, let's work through 5623 times 9640 step by step
5623 × 9640 = 9640 × (5623)
+ 9640 × 3 what gives us 28920
+ 9640 × 20 that is equal 192800
+ 9640 × 600 giving us 5784000
+ 9640 × 5000 which equals 48200000

= 54205720
