No problem, we've got 6422 and 552 to multiply
6422 × 552 = 552 × (6422)
+ 552 × 2 that results in 1104
+ 552 × 20 that results in 11040
+ 552 × 400 what gives us 220800
+ 552 × 6000 producing 3312000

= 3544944
