0xD91

0xD91 is a hexadecimal numeral used in computing to denote the value D91 in hex. The 0x prefix signifies hexadecimal notation, a convention employed by many programming languages, including C, C++, Java, JavaScript, and Python.

In decimal notation, 0xD91 equals 3473. In binary, its representation is 110110010001 (grouped as 1101 1001 0001 in 4-bit segments). The three-digit hex form is common for compact numeric literals and is often encountered in low-level programming, bitwise operations, and memory addressing where hexadecimal notation provides a convenient way to express binary data.

As a literal, 0xD91 can appear in source code to initialize numeric variables, perform bitwise masking or shifting, or denote offsets and sizes in systems that utilize hex values. The prefix helps distinguish it from decimal numbers and other literal forms.

In blockchain and certain address schemes, 0x prefixes are also common, but an isolated 0xD91 would not typically constitute a valid address by itself. Addresses in such systems are generally longer and include checks or additional structure. Thus, 0xD91 is best understood as a standalone hex value or fragment, rather than a complete identifier in most contexts.

See also: hexadecimal notation, 0x prefix, decimal, binary.

---