onesixteenth

One sixteenth, written as 1/16, is a unit fraction with numerator 1 and denominator 16. As a fraction it is in simplest terms because 1 has no common divisor with 16. In decimal notation it equals 0.0625, and as a percentage it is 6.25%. In binary arithmetic it is 0.0001, since 1/16 equals 2^-4.

Common contexts include measurement, where one sixteenth of an inch or millimeter denotes a small length; in inches, 1/16 inch equals 0.0625 inches (about 1.5875 mm). In cooking or crafts, fractions like 1/16 are used to specify quantities.

In music, a sixteenth note has the duration of 1/16 of a whole note; in 4/4 time, a sixteenth note lasts a quarter of a beat.

Spelling and usage: The standard forms are one-sixteenth (hyphenated) when used as a compound adjective, and one sixteenth when used as a noun phrase. The unspaced form onesixteenth is not standard in published writing.

Related concepts include unit fractions, fractional notation, and their decimal or binary representations.