# What are the factors and prime factors of 11?

1 and 11. (11 is a prime number. The only two factors of a prime number are 1 and itself.)

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**factors**of 11 are 1 and 11. There are only two factors of a prime number.The only

**factor pair**of 11 is 1 x 11. There is only one factor pair of a prime number.The

**proper factors**of 11 are only 1 or, if the definition you are using excludes 1, there are none.The only

**prime factor**of 11 is 11. There is only one prime factor of a prime number - itself.The only

**distinct prime factor**(listing each prime factor only once) of 11 is also 11, since there is no repetition of factors.The

**prime factorization**of 11 is 11. In some cases, to emphasize that it is prime, you might write the prime factorization as 1 x 11.