1

Glyph origin
Tenth century “West Arabic” variation of the Nepali form of Hindu-Arabic numerals (compare Devanagari script ), possibly influenced by Roman numeral Ⅰ, both ultimately from using a single stroke to represent the number one. See for more.

Symbol

 * 1) The cardinal number one, a single thing or unit.
 * 2) A digit in decimal and every other base numbering system, including binary, octal, and hexadecimal.
 * 15 × 134 = 2010
 * 0010 00112 (the number 35 in binary notation)
 * 0x1000E001 (the number 268492801 in hexadecimal notation)
 * 1)  The identity element with respect to multiplication in a ring.
 * a×1 = a
 * 1)  Bit state corresponding to binary digit 1, or on or true.
 * 2)  A Boolean or truth value corresponding to true.
 * f : Bk → B : B = {0, 1}
 * 1)   of a.
 * 2)  the pitch of a tone, either high or low depending on local convention; '1' is most commonly the highest or lowest pitch (but see 0)
 * 3)  tone number 1, typically identified with dark level yin ping (陰平). May simply be level ping tone (平) if the yin–yang distinction is not made.
 * 4)  accent 1 in Norwegian, Swedish and Limburgish.
 * Norwegian/Swedish toneme 1 is sometimes transcribed with a simple primary stress mark, that is.
 * 1)  accent 1 in Norwegian, Swedish and Limburgish.
 * Norwegian/Swedish toneme 1 is sometimes transcribed with a simple primary stress mark, that is.
 * Norwegian/Swedish toneme 1 is sometimes transcribed with a simple primary stress mark, that is.

Alternative forms
The following forms are equivalent as a decimal digit:

The following additional forms are equivalent as a cardinal number:

Derived terms

 * 10, 11, 12, ..., 100, 101, 102, ..., 1000, ..., 10,000, 100,000, 1,000,000, ...
 * -10, -1, -0.1, ..., 0.1, 0.01, 0.001, ...

Symbol

 * A: someone hlep me pls im always losing!!!1!
 * B: Thats bcuz ur st00pid!!!!!11!!oneone!!1!!eleven!1
 * A: someone hlep me pls im always losing!!!1!
 * B: Thats bcuz ur st00pid!!!!!11!!oneone!!1!!eleven!1

Noun

 * 1)   180&deg; spin

Translations

 * Hungarian:

Noun

 * 1) one
 * 2)  top

Symbol

 * 1)  The number one (1).