No problem, we've got 6091 and 2153 to multiply
6091 × 2153 = 2153 × (6091)
+ 2153 × 1 yielding 2153
+ 2153 × 90 what gives us 193770
+ 2153 × 000 what gives us 0
+ 2153 × 6000 giving us 12918000

= 13113923
