No problem, we've got 6984 and 5728 to multiply
6984 × 5728 = 5728 × (6984)
+ 5728 × 4 which equals 22912
+ 5728 × 80 that is equal 458240
+ 5728 × 900 which equals 5155200
+ 5728 × 6000 producing 34368000

= 40004352
