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What numbers with exactly 3 factors are?
A number has exactly three factors if and only if it is the square of a prime number.
What even number that have only have two factors?
2 is an even number with only 2 factors.
What type of number only has exactly only 2 factors?
a prime number
Has exactly two factors?
A number that has exactly two (positive) factors is called a prime number. For instance, the only factors of 7 are 1 and 7.
What has only exactly 2 factors?
A prime number.
What is a whole number when it has exactly 2 factors?
A prime number has exactly two factors: itself and 1.
What is the name for a whole number that has exactly 2 factors?
Prime. The only factors of a prime number are 1 and the number.
What is a number that has only 2 factors?
Any prime number has exactly two factors, 1 and the number itself.
What even number has only 2 factors?
2 is the only positive even number with only 2 positive integer factors. (1 and 2 are the factors. )
Why is 1 the only number that is neither prime or composite number?
1 is the only number that has exactly one factor. A prime number has exactly two factors, 1 and the number itself. A composite number has more than two factors.
What number has only 7 factors?
There are an infinite number of integers with "only 7 factors". Any number which is the product of exactly 7 prime numbers.
How is prime number defined?
A prime is a number with exactly two factors, itself and one. Note that 1 is neither prime nor composite, as it has exactly one factor, and that there is only one even prime, 2.
