I
Uppercase I
PrintableASCII 73 | Hex 0x49 | U+0049
ASCII Code
Decimal
73
Hexadecimal
0x49
Octal
111
Binary
0100 1001
URL Escape
%49
How to Type
Windows Alt CodeAlt + 73
HTML Entity
I
Unicode InputU+0049
Frequently Asked Questions
What is ASCII code 73?
ASCII code 73 represents the Uppercase I character. In hexadecimal it is 0x49, in binary 0100 1001, and in octal 111. It is a printable character that appears as "I" in text.
How do I type ASCII 73 on a keyboard?
On Windows, hold Alt and type 73 on the numeric keypad. On Mac, you can use the Character Viewer (Edit > Emoji & Symbols). In HTML, use the entity I or I.