Alright, let's work through 6157 times 6156 step by step
6157 × 6156 = 6156 × (6157)
+ 6156 × 7 which equals 43092
+ 6156 × 50 that equals 307800
+ 6156 × 100 yielding 615600
+ 6156 × 6000 that is equal 36936000

= 37902492
