No problem, we've got 2220 and 8394 to multiply
2220 × 8394 = 8394 × (2220)
+ 8394 × 0 that equals 0
+ 8394 × 20 that is equal 167880
+ 8394 × 200 which equals 1678800
+ 8394 × 2000 resulting in 16788000

= 18634680
