Numbers

A:

Pi is a real number, as all numbers that exist on a number line are real. Real numbers include all rational and irrational numbers; pi is defined as an irrational number.

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  • What Is the Last Number on Earth?

    Q: What Is the Last Number on Earth?

    A: There is no such thing as a last number when it comes to the natural number system. By definition, every number has a number larger than it.
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  • What Is a Landmark in Math?

    Q: What Is a Landmark in Math?

    A: A landmark number is a number that makes math simpler by virtue of it being easy to relate to and calculate with, such as the number "10." Most landmark numbers are multiples of 10.
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  • What Are All Prime Numbers That Are Less Than 100?

    Q: What Are All Prime Numbers That Are Less Than 100?

    A: The prime numbers less than 100 are: 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89 and 97. A prime number is any number that is only divisible by itself and 1. The number 1 is not considered a prime number.
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  • What Is Standard Notation?

    Q: What Is Standard Notation?

    A: Standard notation is when a number is completely written out using numerical digits. Some examples of numbers written in standard notation are 64,100 and 2,000,000.
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  • What Is the Value of Pi to 100 or More Decimal Places?

    Q: What Is the Value of Pi to 100 or More Decimal Places?

    A: According to Joy of Pi, the value of pi to 100 decimal places is expressed as 3.1415926535897932384626433832795028841971693993751058209749445923078 164062862089986280348253421170679. Pi is an irrational number with a limitless, non-repeating decimal expansion.
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  • What Is a Whole Number?

    Q: What Is a Whole Number?

    A: A whole number belongs to the set of integers that are equal to or greater than zero. For example, the set of numbers {0, 1, 2, 3, 4, 5, ...} contains all of the whole numbers.
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  • What Is a Non-Real Number?

    Q: What Is a Non-Real Number?

    A: A non-real, or imaginary, number is any number that, when multiplied by itself, produces a negative number. Mathematicians use the letter "i" to symbolize the square root of -1. An imaginary number is any real number multiplied by i. For example, 5i is imaginary; the square of 5i is -25.
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  • What Is 500 Meters Equal to in Miles?

    Q: What Is 500 Meters Equal to in Miles?

    A: A distance of 500 meters is the same as a distance of 0.31 miles. The one-step conversion of meters to miles is found by multiplying the number of meters by 0.00062137.
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  • Is Pi a Real Number?

    Q: Is Pi a Real Number?

    A: Pi is a real number, as all numbers that exist on a number line are real. Real numbers include all rational and irrational numbers; pi is defined as an irrational number.
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  • How Many Zeroes Are in a Zillion?

    Q: How Many Zeroes Are in a Zillion?

    A: Zillion has an indeterminate number of zeroes. Despite the popular misconception, zillion actually is not a true number. Rather, zillion is defined as an indeterminately large number.
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  • What Is a Roman Numerals List?

    Q: What Is a Roman Numerals List?

    A: A Roman numerals list includes Hindu-Arabic numerals with a corresponding set of symbols. The letters I, V, X, L, C, D and M are used as symbols by Romans in a unique system of representing numbers.
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  • How Many Zeros Are in One Million?

    Q: How Many Zeros Are in One Million?

    A: There are six zeros in one million. This figure does not include decimal points.
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  • What Is a Linear Pattern?

    Q: What Is a Linear Pattern?

    A: A linear pattern exists if the points that make it up form a straight line. In mathematics, a linear pattern has the same difference between terms. The patterns replicate on either side of a straight line.
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  • What Is the Difference Between a Number and a Numeral?

    Q: What Is the Difference Between a Number and a Numeral?

    A: A number is a theoretical concept, and a numeral is the way that people denote that concept. A numeral contains one or more written symbols, but a number can be expressed in a range of ways. Number and numeral are often used interchangeably, but there is a slight difference between them.
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  • What Is the Mayan Number System?

    Q: What Is the Mayan Number System?

    A: The Mayan number system is a base-twenty system that was developed by the Mayan civilization around the fourth century A.D. Only three symbols are used to represent all numeric values: a shell for zero, a bar for five and a dot for one. These symbols are arranged in columns that are read from top to bottom, and the columns are arranged in powers of 20.
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  • Is Every Integer a Whole Number?

    Q: Is Every Integer a Whole Number?

    A: Every integer is not a whole number, but every whole number is an integer. An integer is any number, positive, negative or zero, that is able to be represented without a fraction or decimal, according to Reference.com. The number of possible integers is infinite.
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  • Q: What Is the Highest Number Known to Man?

    A: In reality there is no answer to the question: What is the highest number known to man? With the addition of 1, any number presented as the largest can be made obsolete. In the abstract, numbers stretch on to infinity with no end to how high they can go; however, the largest number that has a name in the English language is googleplex.
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  • Q: Is 39 a Prime Number?

    A: The number 39 is not a prime number. The definition of a prime number states that it is a number that only has one and itself as factors. Because 39's factors are one, three, 13 and 39, it does not conform to the definition of a prime number.
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  • Q: What Are Some Multiples of 9?

    A: The list of the multiples of 9 can go on infinitely. The first 10 on the list are 9, 18, 27, 36, 45, 54, 63, 72, 81 and 90. These numbers are all divisible by 9.
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  • Q: What Are Some Interesting Facts About the Number 10?

    A: Some interesting facts about the number 10 include the Korean alphabet has 10 vowels, Virginia was the 10th state to enter the Union and the metric system is based on the number 10. In England, a person can be convicted of a criminal offense at the age of 10 and can receive a life sentence if found guilty of murder.
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  • Q: What Comes in Nines?

    A: The game of baseball is played in nine innings, cats are fabled to have nine lives, the U.S. Supreme Court has nine justices and there are nine ladies dancing in "The Twelve Days of Christmas". There were nine planets in the solar system until the demotion of Pluto.
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