0102

0102 is a four-character numeric string that can appear in a variety of contexts, including as a decimal number, an octal literal in some programming languages, or as an identifier such as a model, part number, or code.

In simple decimal interpretation, the digits 0-1-0-2 read as the number 102, with the leading zero typically not changing the value in ordinary arithmetic use. In computing, however, a leading zero can indicate octal notation in certain languages. For example, in some C-style languages, 0102 is interpreted as an octal literal, which means it represents decimal 66 (octal 102 equals 64 plus 2). In contrast, many modern languages forbid or de-emphasize leading-zero decimal literals, and would require a different syntax to express octal values (such as 0o102 in Python).

The usage of 0102 outside numeric literals is common in identifiers, filenames, version strings, or cataloging schemes. As a code, it can denote a specific model, part, lot, or category within a larger system, where the meaning is determined by the issuing organization’s conventions.

Because 0102 can be read differently depending on context, its interpretation is not fixed without additional information. In documentation or data interchange, it is important to specify whether the string should be treated as a decimal figure, an octal literal, or a plain identifier.

See also: 102 (number), octal numeral system, leading-zero notation, nomenclature in product codes.