I suppose there are six ways to list them, but generally we stick to least to greatest.
42 is not a prime factor. The prime factors of 42 are 2 x 3 x 7.
There are six, but it is traditional to list them least to greatest,
Every whole number has at least one prime factor.With the possible exception of ' 1 ', whose only factor is ' 1 ' andisn't considered a prime number.
32 has one prime factor: 232 has only one prime factor: 2
31 is a prime number. Its only prime factor is 31.
The only prime factor of 25 is 5.
2 is the only prime factor of 16.
The only prime factor of 16 is two.
Foliation
Two
There is only 1 prime factor of 56 and it is 7.
Since there are infinitely many prime numbers, there can be no such number.
34 has one distinct prime factor.