Alright, let's work through 3813 times 2063 step by step
3813 × 2063 = 2063 × (3813)
+ 2063 × 3 that is equal 6189
+ 2063 × 10 that results in 20630
+ 2063 × 800 that equals 1650400
+ 2063 × 3000 what gives us 6189000

= 7866219
