No problem, we've got 4390 and 3011 to multiply
4390 × 3011 = 3011 × (4390)
+ 3011 × 0 what gives us 0
+ 3011 × 90 what gives us 270990
+ 3011 × 300 giving us 903300
+ 3011 × 4000 what gives us 12044000

= 13218290
