No problem, we've got 4342 and 6891 to multiply
4342 × 6891 = 6891 × (4342)
+ 6891 × 2 what gives us 13782
+ 6891 × 40 yielding 275640
+ 6891 × 300 that is equal 2067300
+ 6891 × 4000 what gives us 27564000

= 29920722
