Alright, let's work through 1963 times 6015 step by step
1963 × 6015 = 6015 × (1963)
+ 6015 × 3 what gives us 18045
+ 6015 × 60 producing 360900
+ 6015 × 900 producing 5413500
+ 6015 × 1000 what gives us 6015000

= 11807445
