Alright, let's work through 6780 times 1956 step by step
6780 × 1956 = 1956 × (6780)
+ 1956 × 0 yielding 0
+ 1956 × 80 that results in 156480
+ 1956 × 700 resulting in 1369200
+ 1956 × 6000 producing 11736000

= 13261680
