0x2A

0x2A is a hexadecimal literal representing the value 42 in decimal. The prefix 0x is used in many programming languages to denote hexadecimal notation, followed by digits 0-9 and letters A-F.

In ASCII and Unicode, the hex value 0x2A corresponds to the asterisk character '*' with the code point U+002A. The asterisk is widely used as a multiplication operator in programming and as a wildcard or footnote marker in text.

In source code, 0x2A is a common hex literal that evaluates to 42. Languages such as C, C++, Java, and JavaScript accept 0x-prefixed constants, and the value is often employed in bitwise operations or as a symbolic constant.

Binary representation of 0x2A is 00101010. This form is useful for understanding masks and bit-level manipulations, where individual bits control flags or features.

Culturally, the decimal value 42 is associated with "the Answer to the Ultimate Question of Life, the Universe, and Everything" in The Hitchhiker's Guide to the Galaxy, a context often cited in tech culture.