Alright, let's work through 6402 times 808 step by step
6402 × 808 = 808 × (6402)
+ 808 × 2 that equals 1616
+ 808 × 00 giving us 0
+ 808 × 400 giving us 323200
+ 808 × 6000 that is equal 4848000

= 5172816
