No problem, we've got 7812 and 3520 to multiply
7812 × 3520 = 3520 × (7812)
+ 3520 × 2 that results in 7040
+ 3520 × 10 producing 35200
+ 3520 × 800 that equals 2816000
+ 3520 × 7000 that equals 24640000

= 27498240
