PRIME FACTORS OF 105
The prime factors of 105 are 3, 5 and 7.
Factor trees can be used to identify the prime factors of a number. The diagram below shows the factor tree of 105.
Prime factors are the numbers at the endpoints. For 105, these numbers are 3, 5 and 7.
The prime factorization of 105 is 3 × 5 × 7.
105 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.