No problem, we've got 9161 and 1603 to multiply
9161 × 1603 = 1603 × (9161)
+ 1603 × 1 what gives us 1603
+ 1603 × 60 what gives us 96180
+ 1603 × 100 that equals 160300
+ 1603 × 9000 that results in 14427000

= 14685083
