No problem, we've got 1413 and 6633 to multiply
1413 × 6633 = 6633 × (1413)
+ 6633 × 3 what gives us 19899
+ 6633 × 10 which equals 66330
+ 6633 × 400 yielding 2653200
+ 6633 × 1000 giving us 6633000

= 9372429
