Alright, let's work through 8335 times 8664 step by step
8335 × 8664 = 8664 × (8335)
+ 8664 × 5 yielding 43320
+ 8664 × 30 that is equal 259920
+ 8664 × 300 that equals 2599200
+ 8664 × 8000 that equals 69312000

= 72214440
