No problem, we've got 3648 and 2170 to multiply
3648 × 2170 = 2170 × (3648)
+ 2170 × 8 which equals 17360
+ 2170 × 40 yielding 86800
+ 2170 × 600 which equals 1302000
+ 2170 × 3000 producing 6510000

= 7916160
