what data type is terabytes in excel code example

Example: excel how to format bytes as KB, MB, GB

'Use Excel Number Formats to format bytes as KB or MB or GB.

'Select the range and apply the following number format:
[<1000000]0.00," KB";[<1000000000]0.00,," MB";0.00,,," GB"

'Or for Excel versions that use the comma as the decimal separator:
[<1000000]#.##0,00" KB";[<1000000000]#.##0,00.." MB";#.##0,00..." GB"