All numbers (except for 1 and 0) have prime factors. Sometimes the prime factors are repeated. The prime factorization of 216 is 2 x 2 x 2 x 3 x 3 x 3. The distinct prime factors of 216 are 2 and 3.
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16=2*2*2*2 There is only one distinct prime factor, that is 2.
The distinct factors of 75 are 1, 3, 5, 15, 25, 75.
The difference is between factor pairs and distinct factors. With square numbers, one of the factor pairs will be the same number twice. When listing the distinct factors, that number is only listed once.
It s factors are: 1, 7 and 49
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