PRIME FACTORS OF 121
The only prime factor of 121 is 11.
Factor trees can be used to identify the prime factors of a number. The diagram below shows the factor tree of 121.
Prime factors are the numbers at the endpoints. For 121, the only factor is 11.
The prime factorization of 121 is 112.
121 is a composite number.
A prime factor is a factor that is prime. Prime factors can be identified by checking the endpoints of a factor tree.