First, however, we need to understand how they work… Understanding the Number Format Codes. The default number format that Excel applies when you type a number. Format. For the most part, numbers that are formatted with the General format are displayed just the way you type them. Excel number formatting is a larger topic than we think; we have already published topics Excel Custom Number Formatting, which includes all kinds of number formatting in excel.In today’s article, we will specifically concentrate on million formats of numbers in excel to allow them to show in a shorter format to read and understand very easily. Type in the format code into the Type; Click OK to save your changes. Excel's default cell format is general, so the string is presented in scientific notation as 1.2408E+12; Right click on the cell, select Format Cells, set the format to Text Excel Number Formatting – Thousands and Millions. These codes are the key to creating any custom number format in Excel. The problem is that because the barcodes are more than 11 digits in length, they are displayed in “exponential” format: To display the barcodes as proper numbers (i.e. a readable string of digits)… Select the cells containing the numbers On the Number tab, select Text, and then click OK. Then type a long number. Here is what is making me nuts (this is Excel 2010): Take a long number like 1240800388917 and paste it in a cell in a new worksheet. A number format code is entered into the Type field in the Custom category. General. Select the cell to be formatted and press Ctrl+1 to open the Format Cells dialog. Description. An alternative way to do is by right-clicking the cell and then going to Format Cells > Number Tab. Number format codes are the string of symbols that define how Excel displays the data you store in cells. If you create a custom number format for a 16-digit credit card number (such as ##### or ####-####-####-####), Excel changes the last digit to a zero because Excel changes any digits past the fifteenth place to zeros.. Method 1: Format the cell as text. If a number format code section contains a zero (0) or number sign (#) to the right of an exponent code, Excel displays the number in scientific notation and inserts an "E" or "e". To do this, follow these steps: Right-click target cell, and then click Format Cells. Exponential Excel function in excel is also known as the EXP function in excel which is used to calculate the exponent raised to the power of any number we provide, in this function the exponent is constant and is also known as the base of the natural algorithm, this is an inbuilt function in excel. The format string displays numbers in engineering notation in that the exponent part is always in the power of 3. The barcodes are copied to Excel, one per cell, down column A. How to create a custom number format in Excel. Under Category, select Custom. Thank you for the pointer, it was very helpful. In this MS Excel tutorial from ExcelIsFun, the 346th installment in their series of digital spreadsheet magic tricks, you'll learn how to format your numbers to show exponents and see how to create a formula that uses exponents. To display numbers in scientific notation, use one of the exponent codes in the number format code — for example, E–, E+, e–, or e+. However, if the cell is not wide enough to show the entire number, the General format rounds the numbers with decimals.