Alright, let's work through 8645 times 9429 step by step
8645 × 9429 = 9429 × (8645)
+ 9429 × 5 resulting in 47145
+ 9429 × 40 which equals 377160
+ 9429 × 600 that equals 5657400
+ 9429 × 8000 that is equal 75432000

= 81513705
