No problem, we've got 9135 and 2339 to multiply
9135 × 2339 = 2339 × (9135)
+ 2339 × 5 that results in 11695
+ 2339 × 30 that is equal 70170
+ 2339 × 100 what gives us 233900
+ 2339 × 9000 giving us 21051000

= 21366765
