No problem, we've got 4991 and 8462 to multiply
4991 × 8462 = 8462 × (4991)
+ 8462 × 1 producing 8462
+ 8462 × 90 giving us 761580
+ 8462 × 900 what gives us 7615800
+ 8462 × 4000 what gives us 33848000

= 42233842
