Alright, let's work through 3828 times 3151 step by step
3828 × 3151 = 3151 × (3828)
+ 3151 × 8 giving us 25208
+ 3151 × 20 that is equal 63020
+ 3151 × 800 giving us 2520800
+ 3151 × 3000 which equals 9453000

= 12062028
