Alright, let's work through 8516 times 8604 step by step
8516 × 8604 = 8604 × (8516)
+ 8604 × 6 that results in 51624
+ 8604 × 10 giving us 86040
+ 8604 × 500 that is equal 4302000
+ 8604 × 8000 that results in 68832000

= 73271664
