Let's calculate 3828 x 4415
3828 × 4415 = 4415 × (3828)
+ 4415 × 8 that is equal 35320
+ 4415 × 20 that is equal 88300
+ 4415 × 800 producing 3532000
+ 4415 × 3000 that results in 13245000

= 16900620
