Let's calculate 8642 x 9075
8642 × 9075 = 9075 × (8642)
+ 9075 × 2 that equals 18150
+ 9075 × 40 that is equal 363000
+ 9075 × 600 resulting in 5445000
+ 9075 × 8000 that results in 72600000

= 78426150
