No problem, we've got 3881 and 5490 to multiply
3881 × 5490 = 5490 × (3881)
+ 5490 × 1 that results in 5490
+ 5490 × 80 that is equal 439200
+ 5490 × 800 what gives us 4392000
+ 5490 × 3000 producing 16470000

= 21306690
