No problem, we've got 3892 and 5377 to multiply
3892 × 5377 = 5377 × (3892)
+ 5377 × 2 producing 10754
+ 5377 × 90 which equals 483930
+ 5377 × 800 that is equal 4301600
+ 5377 × 3000 producing 16131000

= 20927284
