In the 7-bit ASCII character set, ASCII code 83 is represented by the character S also known as the uppercase s.

Character Representation Value/Description
ASCII Character S
Decimal 83
Octal 123
Hexadecimal 53
Binary 0101 0011
Description Uppercase S
Category Printable Characters
Subcategory Uppercase Latin alphabet
Unicode U+0053

Encoding

Encoding non-standard letters and characters into values that can be displayed e.g. in browsers

Encoding Method Encoded Value
URL Escape Code S
Quoted-printable =53