No problem, we've got 6416 and 3093 to multiply
6416 × 3093 = 3093 × (6416)
+ 3093 × 6 what gives us 18558
+ 3093 × 10 yielding 30930
+ 3093 × 400 producing 1237200
+ 3093 × 6000 producing 18558000

= 19844688
