No problem, we've got 9923 and 1509 to multiply
9923 × 1509 = 1509 × (9923)
+ 1509 × 3 that equals 4527
+ 1509 × 20 resulting in 30180
+ 1509 × 900 that is equal 1358100
+ 1509 × 9000 that equals 13581000

= 14973807
