No problem, we've got 8390 and 2264 to multiply
8390 × 2264 = 2264 × (8390)
+ 2264 × 0 that is equal 0
+ 2264 × 90 yielding 203760
+ 2264 × 300 giving us 679200
+ 2264 × 8000 resulting in 18112000

= 18994960
