No problem, we've got 5810 and 4440 to multiply
5810 × 4440 = 4440 × (5810)
+ 4440 × 0 which equals 0
+ 4440 × 10 what gives us 44400
+ 4440 × 800 which equals 3552000
+ 4440 × 5000 which equals 22200000

= 25796400
