Alright, let's work through 6015 times 4163 step by step
6015 × 4163 = 4163 × (6015)
+ 4163 × 5 that results in 20815
+ 4163 × 10 yielding 41630
+ 4163 × 000 giving us 0
+ 4163 × 6000 producing 24978000

= 25040445
