No problem, we've got 6409 and 2152 to multiply
6409 × 2152 = 2152 × (6409)
+ 2152 × 9 yielding 19368
+ 2152 × 00 giving us 0
+ 2152 × 400 yielding 860800
+ 2152 × 6000 what gives us 12912000

= 13792168
