No problem, we've got 7246 and 2160 to multiply
7246 × 2160 = 2160 × (7246)
+ 2160 × 6 yielding 12960
+ 2160 × 40 resulting in 86400
+ 2160 × 200 that equals 432000
+ 2160 × 7000 giving us 15120000

= 15651360
