PRIME FACTORS OF 198
The prime factors of 198 are 2, 3 and 11.
Factor trees can be used to identify the prime factors of a number. The diagram below shows the factor tree of 198.
Prime factors are the numbers at the endpoints. For 198, these numbers are 2, 3 and 11.
The prime factorization of 198 is 2 × 32 × 11.
198 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.