No problem, we've got 3419 and 3894 to multiply
3419 × 3894 = 3894 × (3419)
+ 3894 × 9 what gives us 35046
+ 3894 × 10 yielding 38940
+ 3894 × 400 resulting in 1557600
+ 3894 × 3000 yielding 11682000

= 13313586
