No problem, we've got 6212 and 4545 to multiply
6212 × 4545 = 4545 × (6212)
+ 4545 × 2 what gives us 9090
+ 4545 × 10 that equals 45450
+ 4545 × 200 that is equal 909000
+ 4545 × 6000 producing 27270000

= 28233540
