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21 is a composite number. A Prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite.
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Is 23 21 19 prime or composite?
19 and 23 are prime numbers whereas 21 is a composite number
Is the numbers 19 21 and 23 a composite number?
No, they are three numbers, not one. 21 is composite.
Is 7 and 3 and 21 prime numbers?
7 and 3 are prime numbers but 21 is a composite nuber
Are 21 and 31 composite numbers?
21 is composite as 3 times 7 is 21 31 is prime
Are 14 an 21 composite?
yes as they are not prime numbers
Is 10 19 21 62 composite numbers?
19 is prime number. 10, 21 and 62 are composite numbers.
What prime numbers 21?
A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite. 21 is composite.
How many composite numbers are there from 101 to 200?
Out of those 100 numbers, 21 of them are prime numbers, so the remaining (100 - 21) = 79 are composite.
Is this number prime or composite 21?
A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite. 21 is composite.
Are prime numbers greater than 2 composite?
No. Prime numbers cannot be composite and composite numbers cannot be prime!
What is 21 a prime or composite?
21 is composite
What is the prime or composite of 21?
21 is composite.
