+**16** is the natural [number](/wiki/number) following 15 and preceding 17. As the fourth [square number](/wiki/square_number) (4x4) and a power of two (2^4), it holds significance in mathematics and computing.
+## See also
+- [Even Number](/wiki/even_number)
+- [Power of Two](/wiki/power_of_two)
+- [Hexadecimal](/wiki/hexadecimal)
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