We're going to solve 1635 multiplied by 9615
1635 × 9615 = 9615 × (1635)
+ 9615 × 5 that is equal 48075
+ 9615 × 30 producing 288450
+ 9615 × 600 what gives us 5769000
+ 9615 × 1000 yielding 9615000

= 15720525
