Alright, let's work through 3389 times 5447 step by step
3389 × 5447 = 5447 × (3389)
+ 5447 × 9 that is equal 49023
+ 5447 × 80 that results in 435760
+ 5447 × 300 yielding 1634100
+ 5447 × 3000 that is equal 16341000

= 18459883
