Alright, let's work through 5372 times 5340 step by step
5372 × 5340 = 5340 × (5372)
+ 5340 × 2 that is equal 10680
+ 5340 × 70 resulting in 373800
+ 5340 × 300 giving us 1602000
+ 5340 × 5000 yielding 26700000

= 28686480
