How to use the ISNUMBER function
The ISNUMBER function checks if a value is a number, returns TRUE or FALSE.
Formula in cell D3:
Excel Function Syntax
ISNUMBER(value)
Arguments
value | Required. The value you want to check if it is a number. |
Comments
The ISNUMBER function is really useful sometimes because it returns FALSE from error values as well. Most Excel functions return an error if they are fed with an error.
Articles with the 'ISNUMBER' Function
The following 4 articles have formulas that contain the ISNUMBER function.
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The ISNUMBER function function is one of many functions in the 'Information' category.
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How to use the ISBLANK function
The ISBLANK function returns TRUE if the argument is an empty cell, returns FALSE if not. Excel Function Syntax ISBLANK(value) […]
The ISERR function returns TRUE if a cell returns an error, except error value #N/A. Formula in cell C6: =ISERR(B6) […]
How to use the ISERROR function
The ISERROR function returns TRUE if a cell returns an error. Formula in cell D3: =ISERROR(B3) Excel Function Syntax ISERROR(value) […]
How to use the ISFORMULA function
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How to use the ISLOGICAL function
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The ISNA function returns TRUE if value is a #N/A error. Formula in cell C3: =ISNA(B3) Excel Function Syntax ISNA(value) […]
How to use the ISNONTEXT function
The ISNONTEXT function returns TRUE if value is not text, also returns TRUE if cell is empty. Formula in cell […]
How to use the ISNUMBER function
The ISNUMBER function checks if a value is a number, returns TRUE or FALSE. Formula in cell D3: =ISNUMBER(B3) Excel […]
The ISODD function returns TRUE if a cell contains an odd number, FALSE if even number. Formula in cell C6: […]
The ISREF function returns TRUE if value refers to a reference. Formula in cell C3: =ISREF(B3) Excel Function Syntax ISREF(value) […]
How to use the ISTEXT function
The ISTEXT function returns TRUE if value is text. Formula in cell C3: =ISTEXT(B3) Excel Function Syntax ISTEXT(value) Arguments value […]
The N function returns a value converted into a number. Formula in cell C3: =N(B3) The N function returns the […]
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The SHEET function returns the sheet number of the cell reference sheet. Formula in cell D3: =SHEET(A1) Excel Function Syntax […]
How to use the SHEETS function
The SHEETS function returns the number of sheets in a reference. It returns the number of sheets in a workbook if […]
Use TYPE to find out what type of data is returned by a function or formula. Formula in cell C3: […]
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