No problem, we've got 1600 and 5641 to multiply
1600 × 5641 = 5641 × (1600)
+ 5641 × 0 that is equal 0
+ 5641 × 00 giving us 0
+ 5641 × 600 which equals 3384600
+ 5641 × 1000 producing 5641000

= 9025600
