How can I format bytes a cell in Excel as KB, MB, GB etc?

Question

I have a value in a cell that\'s in bytes. But nobody can read 728398112238. I\'d rather it say 678.37GB

To write a formula to format it relatively easy (here\'s one

Answer 1

Slight change to make it work on my region, Europe (. as thousands separator, comma as decimal separator):

[<1000000]#.##0,00" KB";[<1000000000]#.##0,00.." MB";#.##0,00..." GB"

Still same issue on data conversion (1000 != 1024) but it does the job for me.