A person who lives to be 100 is a centenarian. In 1980, there were 32,000 centenarians in the United States, but the number grew to over 52,000 by 2010, an increase of over 65 percent, while the general population grew by 32 percent.
Know MorePeople who live to age 100 are generally women who live in urban areas. Of those who reach age 100, only one of 1,000 reaches 110. These people are super centenarians. Only 34 people in recorded history have reached a confirmed age of 115 as of 2014. The President of the United States traditionally sends a letter of congratulations to citizens who reach this age.
Learn MoreThe approximate value of pi, which is the ratio of a circle’s circumference to its diameter, is 3.14159265, according to Collins World English Dictionary. It is impossible to represent its exact value fully and accurately since it is an irrational number with an unending, non-repeating decimal.
Full Answer >An interesting fact about the number "20" is that it is the maximum number of moves to solve all possible positions of a Rubik's Cube. It is referred to as "God's Number" that was proven by Morley Davidson, John Dethridge, Herbert Kociemba and Tomas Rokicki in July, 2010.
Full Answer >The Roman numeral XV is the equivalent of the number 15. In the Roman numeral system, letters represent numerals. The basic letters and the numerals they represent are I equals one, V equals five, X equals 10, L equals 50, C equals 100, D equals 500, and M equals 1,000.
Full Answer >Some math trivia examples include these facts: The middle digit of a three-digit answer to the multiplication of any number by 11 is the sum of the other two digits, or 21 x 11 = 231, while 2 + 1 = 3. The sum of the digits of the result of multiplying a number by 9 is always 9; 2 x 9 = 18, while 1 + 8 = 9.
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