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

Though Excel format conditions will only display 1 of 3 conditions related to number size (they code it as "positive; negative; zero; text" but I prefer to see it as : if isnumber and true; elseif isnumber and false; elseif number; elseif is text )

so to me the best answer is David's as well as Grastveit's comment for other regional format.

Here are the ones I use depending on reports I make.

[<1000000]#,##0.00," KB";[<1000000000]#,##0.00,," MB";#,##0.00,,," GB"

[>999999999999]#,##0.00,,,," TB";[>999999999]#,##0.00,,," GB";#.##0.00,," MB"

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

[>999999999999]# ##0,00    " TB";[>999999999]# ##0,00   " GB";# ##0,00  " MB"

Take your pick!