No problem, we've got 4664 and 7881 to multiply
4664 × 7881 = 7881 × (4664)
+ 7881 × 4 yielding 31524
+ 7881 × 60 giving us 472860
+ 7881 × 600 what gives us 4728600
+ 7881 × 4000 producing 31524000

= 36756984
