Three hundred and sixty (360, CCCLX) is the natural number following three hundred and fifty-nine and preceding three hundred and sixty-one.
Its divisors are 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120 and 180, making it a highly composite number. Not only is 360 highly composite, but also no number less than twice as much has more divisors. 360 is also a superior highly composite number.
One of 360's divisors is 72, which is the number of primes below it.
A circle is divided into 360 degrees for the purpose of angular measurement, which is a convenient standard since, 360 being highly composite, it allows a circle to be divided into equal segments with each segment measured in integer degrees rather than fractional degrees.
360 is the sum of a twin prime (179 + 181).
Three hundred and sixty is also
- Shorthand for panoramic photographs and virtual reality worlds, since it is the degree measurement of a circle
- A telephone area code for most of western Washington State (includes Bellingham, Vancouver, Aberdeen, Olympia, but excludes Seattle area, which is area code 206).
- The U.S. Citizenship and Immigration Services I-form Petition for Amerasian, Widow(er), or Special Immigrant.
For the year AD 360, see 360.