No problem, we've got 6159 and 1687 to multiply
6159 × 1687 = 1687 × (6159)
+ 1687 × 9 that is equal 15183
+ 1687 × 50 giving us 84350
+ 1687 × 100 that equals 168700
+ 1687 × 6000 giving us 10122000

= 10390233
