Alright, let's work through 6560 times 3978 step by step
6560 × 3978 = 3978 × (6560)
+ 3978 × 0 yielding 0
+ 3978 × 60 which equals 238680
+ 3978 × 500 which equals 1989000
+ 3978 × 6000 that equals 23868000

= 26095680
