No problem, we've got 5420 and 8449 to multiply
5420 × 8449 = 8449 × (5420)
+ 8449 × 0 giving us 0
+ 8449 × 20 producing 168980
+ 8449 × 400 which equals 3379600
+ 8449 × 5000 which equals 42245000

= 45793580
