No problem, we've got 6394 and 8359 to multiply
6394 × 8359 = 8359 × (6394)
+ 8359 × 4 that is equal 33436
+ 8359 × 90 that is equal 752310
+ 8359 × 300 that results in 2507700
+ 8359 × 6000 resulting in 50154000

= 53447446
