1) =TEXT(A1,"0000000000")
2) =LEFT("0000000000",10-LEN(A1))&A1
3) why not give A1 a custom format of "0000000000" ?
best wishes
--
Bernard V Liengme
Microsoft Excel MVP
http://people.stfx.ca/bliengme
remove caps from email
"Lindy" <(E-Mail Removed)> wrote in message
news:49CD2088-D93D-4DB3-971B-(E-Mail Removed)...
> Help Urgent
>
> I have a column with variable length numbers. I need to put these in a
> new
> column with leading zeros in front to make the length of the new cell to
> 10.
> Example for cell with 23, I need a new column to hold 0000000023.
> --
> Lindy