Excel can only handle 15 digit numbers.
Hoping that you really need a text string of numeric characters and not an
actual number that big....
Either start the entry with an apostrophe ( ' )
OR
Format the cells as text before entering
<format><cells><number tab>....Category: Text
Does that help?
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Regards,
Ron
XL2002, WinXP
> If you put more than 15 digits an a cell and hit enter, the cell automatical
> turns all the digits past the 15th one into zeros. Is there a way to correct
> this?