No problem, we've got 3890 and 6561 to multiply
3890 × 6561 = 6561 × (3890)
+ 6561 × 0 what gives us 0
+ 6561 × 90 resulting in 590490
+ 6561 × 800 that equals 5248800
+ 6561 × 3000 producing 19683000

= 25522290
