No problem, we've got 3181 and 6588 to multiply
3181 × 6588 = 6588 × (3181)
+ 6588 × 1 resulting in 6588
+ 6588 × 80 that is equal 527040
+ 6588 × 100 giving us 658800
+ 6588 × 3000 what gives us 19764000

= 20956428
