0000000123

0000000123 is a ten-character string consisting of seven leading zeros followed by the digits 1, 2, and 3. It is commonly used as an identifier or code in systems that require fixed-width numeric fields, such as database keys, ticket numbers, file names, or product codes. While the string represents the same numeric value as 123, the leading zeros preserve a specific format and length.

In practice, zero-padded identifiers like 0000000123 are used to ensure consistent sorting and alignment in lists and displays. When identifiers are stored as text (CHAR or VARCHAR fields, or in formats like CSV or JSON), the leading zeros are preserved, making it easy to maintain uniform column widths and human readability. If stored as a numeric value, the leading zeros would typically be discarded, and the identifier would simply be 123.

From a programming perspective, it is important to distinguish between the string form and the numeric value. Converting the string to an integer yields 123, while treating the value as a raw string maintains the padded format. Some programming languages or legacy systems may interpret numbers with leading zeros in special ways, such as octal literals, so explicit handling of the format is advisable.

Overall, 0000000123 illustrates a common convention of fixed-width, zero-padded identifiers used to support consistent formatting, ordering, and interoperability across data systems. See also: zero padding, fixed-width formatting, lexical order.