Alright, let's work through 8435 times 8471 step by step
8435 × 8471 = 8471 × (8435)
+ 8471 × 5 giving us 42355
+ 8471 × 30 giving us 254130
+ 8471 × 400 producing 3388400
+ 8471 × 8000 resulting in 67768000

= 71452885
