No problem, we've got 6340 and 2210 to multiply
6340 × 2210 = 2210 × (6340)
+ 2210 × 0 what gives us 0
+ 2210 × 40 that equals 88400
+ 2210 × 300 which equals 663000
+ 2210 × 6000 resulting in 13260000

= 14011400
