Let's calculate 8640 x 7542
8640 × 7542 = 7542 × (8640)
+ 7542 × 0 that results in 0
+ 7542 × 40 resulting in 301680
+ 7542 × 600 what gives us 4525200
+ 7542 × 8000 which equals 60336000

= 65162880
