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9y ago
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12y ago

38 2-19= 21

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Q: What is the composite number between 20 and 50 whose prime factors have a sum of 21?
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Related questions

What are the prime factors of a composite prime number?

There is not such a thing as a composite prime number. A prime number has exactly two factors. A composite number has more than two factors.


What is the comparison between prime number and composite number?

A prime number is a whole number that has two factors which are itself and one. where as, A composite number has factors in addition to one and itself.


How can you tell the difference between a prime number and a composite number?

Prime numbers have two factors. Composite numbers have more than two.


What occurs when the composite number is expressed as a number of factors that are all prime?

When a composite number is expressed as a product of its prime factors, the prime factorization of the composite number has been performed.


What is a difference between a composite number and a prime?

The difference is that a prime number only has two factors that's one and itself, a composite has more factors than one and itself.


What numbers between 1 and 100 are prime and composite?

There are 25 prime numbers and 75 composite numbers from 1 to a 100. A prime number has only two factors whereas a composite number has more than two factors.


How do you check if a number is prime or a composite number?

A number is prime when it only has one and itself as factors is prime. Therefore, to tell if a number is prime or composite simply find it's factors. If it has more than two factors than it is not a prime number, it is composite.


How is a prime number different from the factors?

A prime number has only two factors, one and the number itself. A composite number has more than two factors. Factors can be either prime or composite.


Is 713 a prime or composite number?

Composite. Its prime factors are 23 and 31.


Is 222 prime or composite?

Composite A prime number is a number that has only two factors (itself and one) A composite number is a number that has more than two factors.


Which factors are not included in the prime factorisation of a composite number?

1 and any factors that are themselves composite since none of these are prime.


What Is this number prime or composite?

A prime number has only two factors whereas a composite number has more than two factors