Let's calculate 3399 x 2864
3399 × 2864 = 2864 × (3399)
+ 2864 × 9 which equals 25776
+ 2864 × 90 that equals 257760
+ 2864 × 300 that results in 859200
+ 2864 × 3000 that is equal 8592000

= 9734736
