10g Report column size or page width limit?

I have a column in a report that has just reached 7 digits.  The report has 32 columns, and I have been increasing the header, trailer, and main sections by 25 characters at a time, with no change to the layout once the report is run with rwclient.exe in a batch file.  The report shows all digits in Reports Developer, but not when run in HTML format and published with rwclient.exe.  The column format is Number, 38 width, and both horizontal and vertical elasticity are set to variable.  The value displays fine when only 6 digits in size, but at