# Formatting bytes in a spreadsheet cell

## How to format a spreasheet cell to represent byte multiples

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The following is a cell function that can be used with a spreadsheet application (e.g. MS Excel or LibreOffice Calc) to format a cell number using byte multiples.

The example below uses the content of the cell A1 as input.

For an explanation of IEC Prefixes for binary multiples please consult the guide: Multiples and Submultiples Prefixes Tables.

``````
=IF((A1>=POWER(2,80)),
CONCATENATE(TEXT((A1/POWER(2,80)),"##0.00"), " YiB"),
IF((A1>=POWER(2,70)),
CONCATENATE(TEXT((A1/POWER(2,70)),"##0.00"), " ZiB"),
IF((A1>=POWER(2,60)),
CONCATENATE(TEXT((A1/POWER(2,60)),"##0.00"), " EiB"),
IF((A1>=POWER(2,50)),
CONCATENATE(TEXT((A1/POWER(2,50)),"##0.00"), " PiB"),
IF((A1>=POWER(2,40)),
CONCATENATE(TEXT((A1/POWER(2,40)),"##0.00"), " TiB"),
IF((A1>=POWER(2,30)),
CONCATENATE(TEXT((A1/POWER(2,30)),"##0.00"), " GiB"),
IF((A1>=POWER(2,20)),
CONCATENATE(TEXT((A1/POWER(2,20)),"##0.00"), " MiB"),
IF((A1>=POWER(2,10)),
CONCATENATE(TEXT((A1/POWER(2,10)),"##0.00"), " KiB"),
CONCATENATE(TEXT((A1),"##0.00"), "   B")
)
)
)
)
)
)
)
)
``````