No problem, we've got 8407 and 6422 to multiply
8407 × 6422 = 6422 × (8407)
+ 6422 × 7 that is equal 44954
+ 6422 × 00 producing 0
+ 6422 × 400 giving us 2568800
+ 6422 × 8000 resulting in 51376000

= 53989754
