Alright, let's work through 8630 times 1645 step by step
8630 × 1645 = 1645 × (8630)
+ 1645 × 0 that is equal 0
+ 1645 × 30 that is equal 49350
+ 1645 × 600 that results in 987000
+ 1645 × 8000 that is equal 13160000

= 14196350
