1 (one, unit, unity) is a number, numeral, and grapheme. It is the first and smallest positive integer of the infinite sequence of natural numbers.

Mar 12, 2026 · Tenth century “West Arabic” variation of the Nepali form of Hindu-Arabic numerals (compare Devanagari script १ (1, “éka”)), possibly influenced by Roman numeral Ⅰ, both ultimately …

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The glyph used today in the Western world to represent the number 1, a vertical line, often with a serif at the top and sometimes a short horizontal line at the bottom, traces its roots back to the Indians, who …

1 is the integer exceeding 0 and preceding 2, the Hindu-Arabic numeral for the number one (the unit). It is the smallest positive integer, and smallest natural number. 1 is the multiplicative identity, i.e. any …

The number 1 symbolized unity and the origin of all things, since all other numbers can be created from 1 by adding enough copies of it. For example, 7 = 1 + 1 + 1 + 1 + 1 + 1 + 1.

In a nutshell 1 is an odd number which is uniquely neither prime nor composite. It is known as the multiplicative identity or unit. It’s also the only positive number with no other divisors.

one 1 of 3 adjective ˈwən ˌwən 1 : being a single unit or thing see number 2 : being a certain unit or thing