We're going to solve 2165 multiplied by 8640
2165 × 8640 = 8640 × (2165)
+ 8640 × 5 yielding 43200
+ 8640 × 60 that results in 518400
+ 8640 × 100 producing 864000
+ 8640 × 2000 which equals 17280000

= 18705600
