No problem, we've got 6326 and 2840 to multiply
6326 × 2840 = 2840 × (6326)
+ 2840 × 6 producing 17040
+ 2840 × 20 producing 56800
+ 2840 × 300 that is equal 852000
+ 2840 × 6000 that is equal 17040000

= 17965840
