No problem, we've got 2646 and 5880 to multiply
2646 × 5880 = 5880 × (2646)
+ 5880 × 6 giving us 35280
+ 5880 × 40 giving us 235200
+ 5880 × 600 what gives us 3528000
+ 5880 × 2000 yielding 11760000

= 15558480
