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Which is prime or composite 13 51 18 31 23 15 66 81?

Anonymous

∙ 10y ago

Updated: 9/18/2023

Prime: 13, 23, 31

Composite: 15, 18, 51, 66, 81

Wiki User

∙ 10y ago

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What are the composite numbers between 11 an19?

12, 14, 15, 16, and 18 are composite numbers 11, 13, 17, and 19 are prime numbers

Which of these numbers is not composite 15 18 19 20 21?

19. It is prime.

Are 2 and 18 composite or prime?

2 is a prime number. 18 is a composite number.

Is 18 prime or composite number?

composite

How many composite numbers are there in between 11 and 19?

The composite numbers between 11 and 19 are: 12 14 15 16 18 The other numbers, 11, 13, 17, and 19, are all prime.

Related Questions

What are the composite numbers between 11 an19?

12, 14, 15, 16, and 18 are composite numbers 11, 13, 17, and 19 are prime numbers

What is the prime or composite of 18?

18 is composite.

Which of these numbers is not composite 15 18 19 20 21?

19. It is prime.

Is 18 a prime your composite?

composite

Can you name 10 prime and composite numbers?

Prime: 2, 3, 5, 7, 11, 13, 17, 19, 23, 29 Composite: 4, 6, 8, 9, 10, 12, 14, 15, 16, 18

Are 2 and 18 composite or prime?

2 is a prime number. 18 is a composite number.

Is 18 prime or composite number?

composite

What is a list of prime numbers and composite numbers?

It would be impossible to list them all, since numbers go on forever, but here are some of them: 2 - Prime 3 - Prime 4 - Composite 5 - Prime 6 - Composite 7 - Prime 8 - Composite 9 - Composite 10 - Composite 11 - Prime 12 - Composite 13 - Prime 14 - Composite 15 - Composite 16 - Composite 17 - Prime 18 - Composite 19 - Prime 20 - Composite 21 - Composite 22 - Composite 23 - Prime 24 - Composite 25 - Composite 26 - Composite 27 - Composite 28 - Composite 29 - Prime 30 - Composite 31 - Prime 32 - Composite 33 - Composite 34 - Composite 35 - Composite 36 - Composite 37 - Prime 38 - Composite 39 - Composite 40 - Composite 41 - Prime 42 - Composite 43 - Prime 44 - Composite 45 - Composite 46 - Composite 47 - Prime 48 - Composite 49 - Composite 50 - Composite

How many composite numbers are there in between 11 and 19?

The composite numbers between 11 and 19 are: 12 14 15 16 18 The other numbers, 11, 13, 17, and 19, are all prime.

Which of the numbers 1-20 are Prime and which are Composite?

21

Is 18 or 83 prime or composite?

The answer to the question that has been asked is "Yes".

What are the prime and composite numbers between 10 and 30?

Prime numbers: 11, 13, 17, 19, 23, 29 Composite numbers: 10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30

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