No problem, we've got 6866 and 3078 to multiply
6866 × 3078 = 3078 × (6866)
+ 3078 × 6 what gives us 18468
+ 3078 × 60 producing 184680
+ 3078 × 800 giving us 2462400
+ 3078 × 6000 that equals 18468000

= 21133548
