No problem, we've got 1425 and 9421 to multiply
1425 × 9421 = 9421 × (1425)
+ 9421 × 5 what gives us 47105
+ 9421 × 20 that is equal 188420
+ 9421 × 400 which equals 3768400
+ 9421 × 1000 producing 9421000

= 13424925
