No problem, we've got 6230 and 8390 to multiply
6230 × 8390 = 8390 × (6230)
+ 8390 × 0 producing 0
+ 8390 × 30 what gives us 251700
+ 8390 × 200 resulting in 1678000
+ 8390 × 6000 resulting in 50340000

= 52269700
