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8 It is a whole number that has exactly two factors 1 and the number itself from MATH 5 at Benguet State University

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Jun 06, 2017 · What is a whole number that has exactly two different factors? Selected Answer: Prime number

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A prime number is a natural number that has exactly two factors: 1 and the number itself. Examples: 3, 7, 11, 13 are all examples of prime numbers. A composite number is a natural number that has more than two factors. Examples: 4, …

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A prime number is a natural number that has exactly two different factors, or that can be perfectly divided by only itself and 1. For example, 19 is a prime number because it can be perfectly divided by only 19 and 1, but 21 is not a prime number because 21 can be perfectly divided by other numbers (3 and 7).

What is a number with exactly 2 Different factors?

Identify Prime and Composite Numbers A number with only two factors is called a prime number. A number with more than two factors is called a composite number. The number 1 is neither prime nor composite.

What is a whole number that has exactly two different factors itself and 1?

A prime number is a whole number greater than 1 with exactly two factors, 1 and itself. A composite number is a whole number greater than 1 with more than two factors.

Does a prime number have exactly 2 Different factors?

Prime numbers are numbers that have only 2 factors: 1 and themselves. For example, the first 5 prime numbers are 2, 3, 5, 7, and 11. By contrast, numbers with more than 2 factors are call composite numbers.

Which number has more 2 factors?

composite number(b) A number which has more than two factors is called a composite number.

What can 157 be divided by?

The number 157 is prime and therefore its factors are only the numbers 1 and 157 itself. Hence, it has only one prime factor that is the number itself, i.e. 157.

Are all numbers that have a 2 in the ones place composite numbers?

No, 2 is not a composite number, it is the only even prime number. A composite number has more than two factors, other than 1 and the number itself. Here, 2 has only two factors, 1 and 2 itself. Therefore, 2 is a prime number.

Is 2 an even prime number?

The unique even prime number 2. All other primes are odd primes. Humorously, that means 2 is the "oddest" prime of all.

Why is 2 A prime number and an even number?

A prime number can have only 1 and itself as factors. Any even number has 2 as a factor so if the number has itself , 2 and 1 as factors it can not be prime. 2 is an even number that has only itself and 1 as factors so it is the only even number that is a prime.Apr 5, 2017

How is 2 a prime number?

Yes, 2 is a prime number. According to the definition of prime numbers, any whole number which has only 2 factors is known as a prime number. Now, the factors of 2 are 1 and 2. Since there are exactly two factors of 2, it is a prime number.

What are the 2 factors?

The factors are 1 and 2. If a number has two factors, it is a prime number. If a number has more than two factors, it is a composite number. As 2 has only two factors, it is a prime number.

What are natural numbers called?

The natural numbers are sometimes called the positive integers. Rational numbers. Fractions, such as or , are called rational numbers. Since a number such as 5 may be written as , all integers are rational numbers. All rational numbers can be written as fractions , with a being an integer and b being a natural number.

What is composite number?

A composite number is a natural number divisible by more than just 1 and itself: …4, 6, 8, 9,…. Squares. Squares are the result when numbers are multiplied by themselves, that is, raised to the second power. 2 · 2 = 4; 3 · 3 = 9. The first six squares of natural numbers are 1, 4, 9, 16, 25, 36. Cubes.

How to show multiplication?

Ways to show multiplication 1 When the two numerical values are known, you can show the multiplication of 4 with 3 as follows: 2 When one value is a number and the other value is a variable: show multiplication of 4 and a as follows: 3 When both values are variables: show the multiplication of a and b as follows:

What is an even number?

Even numbers. Even numbers are integers divisible by 2: … –6, –4, –2, 0, 2, 4, 6, …. Prime numbers. A prime number is a natural number that has exactly two different factors, or that can be perfectly divided by only itself and 1.

Can irrational numbers be fractions?

Irrational numbers cannot be written as fractions , with a being an integer and b being a natural number. and π are examples of irrational numbers. An irrational number, when exactly expressed as a decimal, neither terminates nor has a repeating decimal pattern. Even numbers.

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What are the factors of 150?

Since 150 is a composite number, it will have more than two factors. The factors of 150 are 1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, and 150.

What is prime factorization?

Prime factorization of a number refers to representing a number in the form of the product of its prime factors.#N#Prime factors of any number can be found using the following methods.

Is 150 a prime number?

True True – As 150 has more than 2 factors, it is a prime number . False False – As 150 has more than 2 factors, it is a prime number. (-3, -50) is a pair factor of 150. True True – (-3, -50) is a pair factor of 150. False False – (-3, -50) is a pair factor of 150. The common factor of 150 and 15 is 5.

What happens if you boil water?

If you boil an entire sample of water, the steam that results will have: the same mass as the water. Through the complete electrolysis of a sample of pure water, a student collects 14.0 grams of hydrogen gas and 112.0 grams of oxygen gas.

How to convert kilograms to grams?

To convert from kilograms to grams, use the relationship 1kg=1000g. The conversion factor 1000g1kg cancels kilograms and leaves grams. In the denominator, use the relationship 1cm=10mm. Since these are cubic units, use the conversion factor (10mm1cm)3=1000mm31cm3 to cancel cubic millimeters and leave cubic centimeters.