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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.
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.
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