The prime factors of 15 are 3 and 5 because 3 and 5 are prime numbers that divide evenly into 15. 1 is a factor of 15, but it is not a Prime number.
The factors of 15 are: 1, 3, 5, and 15.The prime factors of 15 are: 3 and 5.The factors of 21 are: 1, 3, 7, and 21.The prime factors of 21 are: 3 and 7.
Factors of 15 are: 1 3 5 and 15 of which 3 and 5 are prime factors
The factors of 15 are 1, 3, 5 and 15 3 and 5 are prime.
1, 3, 5, 15 3 and 5 are prime.
The factors of -15 are 1, 3, 5, 15 and their negative counterparts. The prime factors are 3 and 5.
Factors of 6: 1, 2, 3, 6 Factors of 15: 1, 3, 5, 15
Two of them are prime.The factors of 15 are: 1 3 5 15The prime factors are: 3 5
The factors of 15 are: 1, 3, 5, and 15.The prime factors of 15 are: 3 and 5.23 is a prime number. It is only evenly divisible by itself and one.
The factors of 10 are: 1, 2, 5, and 10.The prime factors of 10 are: 2 and 5.The factors of 15 are: 1, 3, 5, and 15.The prime factors of 15 are: 3 and 5.
The factors of 40 are: 1, 2, 4, 5, 8, 10, 20, and 40.The prime factors of 40 are: 2 and 5.The factors of 65 are: 1, 5, 13, and 65.The prime factors of 65 are: 5 and 13.The factors of 75 are: 1, 3, 5, 15, 25, and 75.The prime factors of 75 are: 3 and 5.
The prime factors of 15 are 3 and 5. The prime factors of 45 are 3, 3 and 5.
The factors of 13 are 1 and 13. (It is prime)The factors of 15 are 1, 3, 5, and 15.