Alright, let's work through 3821 times 2809 step by step
3821 × 2809 = 2809 × (3821)
+ 2809 × 1 what gives us 2809
+ 2809 × 20 that results in 56180
+ 2809 × 800 that is equal 2247200
+ 2809 × 3000 resulting in 8427000

= 10733189
