No problem, we've got 3809 and 3173 to multiply
3809 × 3173 = 3173 × (3809)
+ 3173 × 9 what gives us 28557
+ 3173 × 00 resulting in 0
+ 3173 × 800 giving us 2538400
+ 3173 × 3000 yielding 9519000

= 12085957
