No problem, we've got 3823 and 6891 to multiply
3823 × 6891 = 6891 × (3823)
+ 6891 × 3 that is equal 20673
+ 6891 × 20 which equals 137820
+ 6891 × 800 that results in 5512800
+ 6891 × 3000 what gives us 20673000

= 26344293
