No problem, we've got 6864 and 5863 to multiply
6864 × 5863 = 5863 × (6864)
+ 5863 × 4 resulting in 23452
+ 5863 × 60 what gives us 351780
+ 5863 × 800 what gives us 4690400
+ 5863 × 6000 what gives us 35178000

= 40243632
