No problem, we've got 9813 and 667 to multiply
9813 × 667 = 667 × (9813)
+ 667 × 3 what gives us 2001
+ 667 × 10 what gives us 6670
+ 667 × 800 that equals 533600
+ 667 × 9000 producing 6003000

= 6545271
