Alright, let's work through 4000 times 6137 step by step
4000 × 6137 = 6137 × (4000)
+ 6137 × 0 giving us 0
+ 6137 × 00 resulting in 0
+ 6137 × 000 that is equal 0
+ 6137 × 4000 producing 24548000

= 24548000
