Alright, let's work through 2826 times 9639 step by step
2826 × 9639 = 9639 × (2826)
+ 9639 × 6 which equals 57834
+ 9639 × 20 which equals 192780
+ 9639 × 800 that results in 7711200
+ 9639 × 2000 which equals 19278000

= 27239814
