No problem, we've got 1998 and 9220 to multiply
1998 × 9220 = 9220 × (1998)
+ 9220 × 8 yielding 73760
+ 9220 × 90 which equals 829800
+ 9220 × 900 which equals 8298000
+ 9220 × 1000 which equals 9220000

= 18421560
