No problem, we've got 7776 and 2000 to multiply
7776 × 2000 = 2000 × (7776)
+ 2000 × 6 that equals 12000
+ 2000 × 70 producing 140000
+ 2000 × 700 producing 1400000
+ 2000 × 7000 giving us 14000000

= 15552000
