Let's calculate 3356 x 6448
3356 × 6448 = 6448 × (3356)
+ 6448 × 6 that results in 38688
+ 6448 × 50 yielding 322400
+ 6448 × 300 that is equal 1934400
+ 6448 × 3000 which equals 19344000

= 21639488
