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Multiplicative identity.

Because for any number a, 1*a = a

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Q: What is the special name for the number 1?
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Any special name for a prime number 2?

No special name.


What is the name of Pretty Ricky's second CD that went to number 1?

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What is the name for a number that is not prime or composite?

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Is 1 a prime or composite number then what is it?

the number 1 is a special number. The number 1 is a confusing number to deal with, but it is called a special number.Example: Is 1 prime or composite? It is neither.


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What is the special name of the numbers which have an odd number of factors?

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There is no special name for this set, so just call it "the set of prime numbers from 1-100".There is no special name for this set, so just call it "the set of prime numbers from 1-100".There is no special name for this set, so just call it "the set of prime numbers from 1-100".There is no special name for this set, so just call it "the set of prime numbers from 1-100".