00000000000000

00000000000000 is a sequence of fourteen consecutive zero digits. As a numeric value, it represents zero; as a string, it functions as a fixed-length character sequence that may be used for padding or formatting in data structures.

In computing, a zero-filled string like this is commonly used to pad numbers to a standard width in data formats, identifiers, or serial numbers. The same concept appears in fixed-width records, where uniform length facilitates parsing and alignment across systems and software.

Different programming languages handle leading zeros in numeric literals differently. Some languages may interpret a value written with leading zeros as octal, while others disallow such notation or treat it as zero depending on the language rules and context. Consequently, whether the sequence is treated as a number or as plain text depends on the programming environment and data type.

Practical uses include placeholders or default values in legacy systems, blank fields in fixed-width records, and test data. It can also indicate an uninitialized or missing value in certain database schemas, depending on the conventions used by the system.

See also: Leading zeros, Padding (data), Sentinel value.