No problem, we've got 4320 and 3343 to multiply
4320 × 3343 = 3343 × (4320)
+ 3343 × 0 that results in 0
+ 3343 × 20 what gives us 66860
+ 3343 × 300 that is equal 1002900
+ 3343 × 4000 that is equal 13372000

= 14441760
