1 - Wikipedia
https://en.wikipedia.org/wiki/1
OverviewEtymologyAs a numberAs a digitMathematicsIn technologyIn scienceIn philosophy1 (one, unit, unity) is a number representing a single or the only entity. 1 is also a numerical digit and represents a single unit of counting or measurement. For example, a line segment of unit length is a line segment of length 1. In conventions of sign where zero is considered neither positive nor negative, 1 is the first and smallest positive integer. It is also sometimes considered the first of the infinite sequence of natural numbers, followed by 2, although by other definitions 1 is the second … Cardinal: one Ordinal: 1st, (first)
Cardinal: one
Ordinal: 1st, (first)
DA: 12 PA: 3 MOZ Rank: 87 Up or Down: Up