No problem, we've got 2156 and 6336 to multiply
2156 × 6336 = 6336 × (2156)
+ 6336 × 6 resulting in 38016
+ 6336 × 50 resulting in 316800
+ 6336 × 100 that results in 633600
+ 6336 × 2000 resulting in 12672000

= 13660416
