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Earn +20 ptsQ: Is 81 a prime composite or neither number?
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Is 81 neither prime or composite?
Composite
What is 81 is that a prime?
81 is not prime it's a composite number
Is 81 and 111 co prime numbers?
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. 81 is composite, 111 is prime.
Is 81a prime?
81 is a Composite Number
What is the prime number of 81 is it even or odd?
81 is an odd composite number.
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