| 11 (number) |
Article Index for 11 |
Information About11 (number) |
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IN MATHEMATICS Eleven is the 5th smallest , with which it comprises a Twin Prime . 11 is an Eisenstein Prime with no imaginary part and real part of the form . Displayed on a calculator, 11 is a Strobogrammatic Prime and a Dihedral Prime because it reads the same whether the calculator is turned upside down or reflected on a mirror, or both. Because it has a reciprocal of unique period length among primes, 11 is the second Unique Prime . 11 goes into 99 exactly 9 times, so Vulgar Fraction s with 11 in the Denominator have two Digit repeating sequences in their Decimal expansions. Multiples of eleven by one-digit numbers all have double digits: 00 (=0), 11, 22, 33, 44 . . . An eleven-sided Polygon is a Hendecagon . In both base 6 and base 8, the smallest prime with a composite sum of digits is 11. In base 10, there is a simple test to determine if an integer is divisible by 11: take every digit of the number located in odd position and add them up, then take the remaining digits and add them up. If the difference between the two sums is a multiple of 11, including 0, then the number is divisible by 11. An easy way of Multiply ing numbers by 11 in base 10 is: If the number has:
In base thirteen and higher bases (such as Hexadecimal ), eleven is represented as B, where ten is A. In Duodecimal , however, eleven is sometimes represented as E and ten as T. Multiplied by , eleven is a Heegner Number . IN SCIENCE
Astronomy
IN MUSIC
IN SPORTS There are eleven players in a Soccer as well as in a Cricket team. Within a school or college, the phrases "the football XI" and "the cricket XI" generally refer to the first (best) team currently playing. Other teams are often referred to as "the second XI" etc. An American Football team also has eleven players on the field at one time during play. The car number of Darrell Waltrip and Cale Yarborough when they won their NASCAR Winston Cup Series championships. In Rugby Union the left wing wears the 11 shirt. As a Squad Number 11 is squad number (jersey number) of various sports people:
Traditionally, a left wing Midfielder in football wears number 11. Less commonly, it is worn by Strikers . 11 is also allowed to be worn by Quarterback s, Kickers , Punter and Wide Receiver s in American Football 's NFL . Jonah Lomu wears the number when he plays for the All Blacks as he plays left wing (see rugby union above). IN THE MILITARY
IN TECHNOLOGY
IN OTHER FIELDS The number eleven is important in Numerology , as it is the first of the ''Master Numbers''. Being only one hour before 12:00— Midnight —the '' Eleventh Hour '' means the last possible moment to take care of something, and often implies a situation of urgent danger or emergency (see Doomsday Clock ). Uri Geller has always been fascinated by the number eleven. After the September 11 World Trade Center Attack , he published an open list of connections to the number eleven involved in that attack. Plenty of others have pointed out connections between the attack and the number 11, with various degrees of adjustment. To give just a few examples: certain strings relating to the topic contain 11 letters ("New York City", "Afghanistan", "George W. Bush", etc.), the state of New York was the 11th admitted to the Union, the numbers of passengers on the various flights, singly or combined, are congruent to 11 by selected multiples of 9, etc. In Astrology , Aquarius is the 11th Astrological Sign of the Zodiac . In the film '' This Is Spinal Tap ,'' guitarist Nigel Tufnel proudly shows off an Amplifier with top settings of 11, higher than the traditional 10 . The phrase " Up To Eleven " or "'''These go to eleven'''" in Popular Culture has come to refer to anything capable of being exploited to its utmost abilities, or to exceed them, such as a Sound Volume control. Similarly, the expression "turning it up to eleven" may refer to the act of taking something to an extreme. In 2002 the phrase entered the Shorter Oxford English Dictionary with the definition "up to maximum volume" {Link without Title} . The quote "Eleven! That's ridiculous, it's not even funny" from Negativland composition "Time Zones" (referring to the number of Time Zone s in USSR ) is referenced many times in multiplayer online game Kingdom Of Loathing . As a result many KoL players say that phrase every time they encounter number 11 (often without knowing its true origins). '' Ocean's Eleven '' is the name of two American films. In Basque , ''hamaika'' ("eleven") has the double meaning of " Infinite ", probably from ''amaigabe'', "endless", as in ''Hamaika aldiz etortzeko esan dizut!'' ("I told you infinite/eleven times to come!". American Airlines Flight 11 , a Boston - Los Angeles flight which crashed into the North Tower of the World Trade Center after being hijacked by terrorists in New York, New York on September 11 , 2001 . Eleven is:
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