Numbers

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.

See Full Answer
Filed Under:
  • 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.
    See Full Answer
    Filed Under:
  • 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.
    See Full Answer
    Filed Under:
  • 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.
    See Full Answer
    Filed Under:
  • 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.
    See Full Answer
    Filed Under:
  • 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.
    See Full Answer
    Filed Under:
  • 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.
    See Full Answer
    Filed Under:
  • 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.
    See Full Answer
    Filed Under:
  • 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.
    See Full Answer
    Filed Under:
  • 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.
    See Full Answer
    Filed Under:
  • 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.
    See Full Answer
    Filed Under:
  • 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.
    See Full Answer
    Filed Under:
  • 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.
    See Full Answer
    Filed Under:
  • 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.
    See Full Answer
    Filed Under:
  • 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.
    See Full Answer
    Filed Under:
  • 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.
    See Full Answer
    Filed Under:
  • 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.
    See Full Answer
    Filed Under:
  • Q: Can integers be negative?

    A: Integers can be negative numbers. By definition, an integer is a whole number that can be either a positive or negative. Thus, an integer cannot be a fraction, percentage or decimal.
    See Full Answer
    Filed Under:
  • What numbers are only divisible by themselves and one?

    Q: What numbers are only divisible by themselves and one?

    A: The only numbers that have two divisors, themselves and one, are prime numbers. Prime numbers are always greater than one and are positive numbers.
    See Full Answer
    Filed Under:
  • Q: What are some ways for teachers to use number lines?

    A: Teachers can use the number line to show students how to add and subtract numbers, such as two positive or two negative numbers, and a positive with a negative number. For example, for the addition of 4 + 5, students need to locate 4 on the number line and count off five tick marks to the right of 4 to arrive at 9 on the number line.
    See Full Answer
    Filed Under:
  • Q: Who invented the number 0?

    A: The concept of zero first appeared in A.D. 976. The Persian encyclopedist Muhammad ibn Ahmad al-Khwarizmi observed that if no number appeared in the tens place, then an empty circle represented a placeholder. However, the mathematician Fibonacci is generally recognized as the inventor of the number zero.
    See Full Answer
    Filed Under:
  • Q: What is a complex number in standard form?

    A: A complex number in standard form is a number that can be written as a + bi where a is the real number, b is the imaginary part and i is the imaginary unit that represents the square root of -1.
    See Full Answer
    Filed Under: