No problem, we've got 3993 and 5993 to multiply
3993 × 5993 = 5993 × (3993)
+ 5993 × 3 yielding 17979
+ 5993 × 90 that is equal 539370
+ 5993 × 900 which equals 5393700
+ 5993 × 3000 resulting in 17979000

= 23930049
