Alright, let's work through 5081 times 4923 step by step
5081 × 4923 = 4923 × (5081)
+ 4923 × 1 producing 4923
+ 4923 × 80 resulting in 393840
+ 4923 × 000 that is equal 0
+ 4923 × 5000 yielding 24615000

= 25013763
