No problem, we've got 5828 and 3831 to multiply
5828 × 3831 = 3831 × (5828)
+ 3831 × 8 which equals 30648
+ 3831 × 20 what gives us 76620
+ 3831 × 800 resulting in 3064800
+ 3831 × 5000 giving us 19155000

= 22327068
