No problem, we've got 3888 and 6620 to multiply
3888 × 6620 = 6620 × (3888)
+ 6620 × 8 that is equal 52960
+ 6620 × 80 resulting in 529600
+ 6620 × 800 which equals 5296000
+ 6620 × 3000 that results in 19860000

= 25738560
