No problem, we've got 6339 and 2921 to multiply
6339 × 2921 = 2921 × (6339)
+ 2921 × 9 resulting in 26289
+ 2921 × 30 which equals 87630
+ 2921 × 300 which equals 876300
+ 2921 × 6000 what gives us 17526000

= 18516219
