Alright, let's work through 6520 times 9996 step by step
6520 × 9996 = 9996 × (6520)
+ 9996 × 0 resulting in 0
+ 9996 × 20 that is equal 199920
+ 9996 × 500 yielding 4998000
+ 9996 × 6000 that equals 59976000

= 65173920
