Alright, let's work through 2823 times 3138 step by step
2823 × 3138 = 3138 × (2823)
+ 3138 × 3 yielding 9414
+ 3138 × 20 that results in 62760
+ 3138 × 800 yielding 2510400
+ 3138 × 2000 producing 6276000

= 8858574
