Alright, let's work through 8730 times 8164 step by step
8730 × 8164 = 8164 × (8730)
+ 8164 × 0 that results in 0
+ 8164 × 30 yielding 244920
+ 8164 × 700 what gives us 5714800
+ 8164 × 8000 yielding 65312000

= 71271720
