No problem, we've got 3888 and 864 to multiply
3888 × 864 = 864 × (3888)
+ 864 × 8 yielding 6912
+ 864 × 80 that is equal 69120
+ 864 × 800 resulting in 691200
+ 864 × 3000 giving us 2592000

= 3359232
