Alright, let's work through 2812 times 5145 step by step
2812 × 5145 = 5145 × (2812)
+ 5145 × 2 giving us 10290
+ 5145 × 10 which equals 51450
+ 5145 × 800 yielding 4116000
+ 5145 × 2000 what gives us 10290000

= 14467740
