No problem, we've got 4083 and 9781 to multiply
4083 × 9781 = 9781 × (4083)
+ 9781 × 3 producing 29343
+ 9781 × 80 giving us 782480
+ 9781 × 000 producing 0
+ 9781 × 4000 yielding 39124000

= 39935823
