No problem, we've got 5976 and 6663 to multiply
5976 × 6663 = 6663 × (5976)
+ 6663 × 6 which equals 39978
+ 6663 × 70 yielding 466410
+ 6663 × 900 that is equal 5996700
+ 6663 × 5000 which equals 33315000

= 39818088
