Alright, let's work through 2812 times 7801 step by step
2812 × 7801 = 7801 × (2812)
+ 7801 × 2 giving us 15602
+ 7801 × 10 producing 78010
+ 7801 × 800 that results in 6240800
+ 7801 × 2000 resulting in 15602000

= 21936412
