No problem, we've got 5498 and 3635 to multiply
5498 × 3635 = 3635 × (5498)
+ 3635 × 8 that is equal 29080
+ 3635 × 90 that equals 327150
+ 3635 × 400 that equals 1454000
+ 3635 × 5000 giving us 18175000

= 19985230
