No problem, we've got 6379 and 8647 to multiply
6379 × 8647 = 8647 × (6379)
+ 8647 × 9 producing 77823
+ 8647 × 70 yielding 605290
+ 8647 × 300 that is equal 2594100
+ 8647 × 6000 resulting in 51882000

= 55159213
