Alright, let's work through 6509 times 8161 step by step
6509 × 8161 = 8161 × (6509)
+ 8161 × 9 yielding 73449
+ 8161 × 00 yielding 0
+ 8161 × 500 producing 4080500
+ 8161 × 6000 yielding 48966000

= 53119949
