Let's calculate 6816 x 1604
6816 × 1604 = 1604 × (6816)
+ 1604 × 6 that results in 9624
+ 1604 × 10 that results in 16040
+ 1604 × 800 yielding 1283200
+ 1604 × 6000 what gives us 9624000

= 10932864
