No problem, we've got 4542 and 1399 to multiply
4542 × 1399 = 1399 × (4542)
+ 1399 × 2 which equals 2798
+ 1399 × 40 resulting in 55960
+ 1399 × 500 that is equal 699500
+ 1399 × 4000 that is equal 5596000

= 6354258
