Alright, let's work through 8157 times 3031 step by step
8157 × 3031 = 3031 × (8157)
+ 3031 × 7 producing 21217
+ 3031 × 50 producing 151550
+ 3031 × 100 which equals 303100
+ 3031 × 8000 which equals 24248000

= 24723867
