No problem, we've got 6789 and 3901 to multiply
6789 × 3901 = 3901 × (6789)
+ 3901 × 9 resulting in 35109
+ 3901 × 80 producing 312080
+ 3901 × 700 what gives us 2730700
+ 3901 × 6000 yielding 23406000

= 26483889
