Monday, October 5, 2009

The number 60

• 60 (sixty) is the natural number following 59 and preceding 61
• Being three times twenty, 60 is called "three score" in some older literature
• Because 60 is the sum of its unitary divisors (excluding itself), it is a unitary perfect number
• The Babylonian number system had a base of sixty
• The number system in the Mali Empire was also based on sixty
• The sexagenary cycle plays a role in Chinese calendar and numerology
• In time, the number of seconds in a minute, and the number of minutes in an hour
• A common speed limit, in miles per hour, for freeways in many U.S. states
• In years of marriage, the diamond wedding anniversary
• The maximum number of marbles (game pieces) in Chinese checkers
• The code for international direct dial calls to Malaysia
• The highest obtainable level on World of Warcraft (not including World of Warcraft: The Burning Crusade)
• The total number of cards in the game Racko
• In darts, 60 (treble-twenty) is the highest score which can be achieved with a single dart
• New York Yankees Babe Ruth hit 60 home runs in 1927

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