Alright, let's work through 5647 times 256 step by step
5647 × 256 = 256 × (5647)
+ 256 × 7 yielding 1792
+ 256 × 40 resulting in 10240
+ 256 × 600 giving us 153600
+ 256 × 5000 resulting in 1280000

= 1445632
