No problem, we've got 1663 and 6468 to multiply
1663 × 6468 = 6468 × (1663)
+ 6468 × 3 that equals 19404
+ 6468 × 60 that equals 388080
+ 6468 × 600 which equals 3880800
+ 6468 × 1000 yielding 6468000

= 10756284
