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Earn +20 ptsQ: Why is 1 not a prime?
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Can 1 be a prime factor of a number?
No - as 1 is not a prime number.
Why is 1 prime?
1 is not a prime so there can be no reason.
Is 1 the lowest prime number?
No; 1 is not a prime number. The lowest prime number is 2.
Is number 83 prime or composite?
its a prime number because its only 1 and 83
Is 71 a composite or prime?
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. 71 is prime.
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