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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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0 and 1

Q: Which numbers are not prime nor composite?

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There is no name for numbers which are neither prime nor composite.

Zero and one.

the only numbers that are neither prime nor composite are 1,0

Composite numbers have more than two factors. So, the numbers which have two or less than two factors are not composite numbers. Numbers which have exactly two factors are prime numbers. 1 is an exceptional case because it is neither prime nor composite since it has only one factor which is 1.

The number 1 is neither prime nor composite.

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0 and 1 are neither prime nor composite.

Yes, 0 and 1 are neithe prime nor composite.

There is no name for numbers which are neither prime nor composite.

There is no name for numbers which are neither prime nor composite.

The number 1 is neither composite nor prime.

They are neither prime numbers nor composite numbers. It is because, they do not have two factors at least.

Numbers other than prime prime numbers are composite numbers. Only whole numbers should be considered for prime & composite numbers. However, '1' is an exceptional case because it is neither prime nor composite.

Look up a table of prime numbers. All those numbers that are not prime, are composite - except 1, which is neither prime nor composite.

The property of prime or composite applies only to integers. All other numbers (non-integer rationals and all irrational numbers) are neither prime nor composite. Within integers, 0 and 1 are neither prime nor composite.

The numbers 0 and 1; all negatives; all decimals; and all fractions are neither prime nor composite.

no, they are both composite.

No. They should not be considered composite, nor prime numbers.