If you mean really big integers, then Excel has a built-in limit on the
number of digits you can use. If you format a cell to text or enter the
number as text, then you can have many, many more digits, but to do math on
them you will need special UDFs.
--
Gary's Student


"The_Apprentice" wrote:

I have a little problem. I don't know how to work with numbers greater than
15 digits. If someone can help me, please don't hesitate. thanks!