No problem, we've got 2872 and 5647 to multiply
2872 × 5647 = 5647 × (2872)
+ 5647 × 2 giving us 11294
+ 5647 × 70 producing 395290
+ 5647 × 800 what gives us 4517600
+ 5647 × 2000 which equals 11294000

= 16218184
