Two of them are prime.
The factors of 15 are: 1 3 5 15
The prime factors are: 3 5
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∙ 2013-04-29 11:09:34The prime factors of 15 are 3 and 5.
Factors of 15 are: 1 3 5 and 15 of which 3 and 5 are prime factors
The prime factors of 15 are: 3 and 5.The prime factors of 35 are: 5 and 7.
Prime factors of 18 are 2 and 3 Prime factors of 15 are 3 and 5
Factors: 1,3,5,15 Prime Factors: 3,5
The factors of 15 are 1, 3, 5 and 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.
The factors of 15 are: 1, 3, 5, and 15.The prime factors of 15 are: 3 and 5.The factors of 75 are: 1, 3, 5, 15, 25, and 75.The prime factors of 75 are: 3 and 5.
The factors of 15 are: 1, 3, 5, and 15.The prime factors of 15 are: 3 and 5.The factors of 45 are: 1, 3, 5, 9, 15, and 45.The prime factors of 45 are: 3 and 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 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.
The factors of 6 are: 1, 2, 3, and 6.The prime factors of 6 are: 2 and 3.The factors of 15 are: 1, 3, 5, and 15.The prime factors of 15 are: 3 and 5.