16 (sixteen) is a positive integer following 15 and preceding 17. Its ordinal form is written "16th" or "sixteenth".
16 is an even composite number.
It is the fourth square number and also equal to 2 to the 4th power, and since it is a power of two it is commonly associated with computing.
It is the only integer that can be expressed as both xy and yx where x and y are distinct integers.
In googology Edit
In Greek-based naming systems, 16 is associated with prefix "hexadeka-", and with prefix "sexdeci-" in Latin systems.
16 is expressible as 2^^3 in up-arrow notation, or as 2^4 and 4^2. It occurs naturally when working with powers of 2.
It can be named "garfour" with the gar- prefix.
In Strong array notation, it is equal to s(2,3,2)
Username5243 calls this number Binary-Gooquol or Hexadecimal-Goonol, and it's equal to 24 = 161 in Username5243's Array Notation.
Aarex Tiaokhiao calls this number hexadecimal-uoonol.
- ↑ Part 1 - My Large Numbers
- ↑ Part 1 (LAN) - Aarex Googology
Numbers named with the fuga- family of prefixes