0

# How do you work the prime factor problem?

Updated: 8/18/2019

Wiki User

14y ago

1. Find out all the factors for the given number
2. Select the prime numbers out of them
3. Try to divide the number by those prime numbers and see if any combination is possible.

Ex: 8 as a prime factor multiple = 2 * 2 * 2

Wiki User

14y ago

Earn +20 pts
Q: How do you work the prime factor problem?
Submit
Still have questions?
Related questions

### What is the LCM with prime factorization using a factor tree using numbers 3 and 4?

That's a lot of extra work for this problem but here goes. 3 is already prime so it doesn't really have a factor tree or prime factorization. The prime factorization of 4 is 2 x 2 which looks like this in a factor tree.42,23 and 4 have no common prime factors, so the LCM is their product, 12

### Is a factor a prime number?

a factor is a factor , a prime number is a prime number, but a prime factor is a factor which is a prime number. it has to depend on what number number. exp 13 is a prime number

### How do you show work for finding prime numbers?

Use a factor tree.

### Is three a prime factor?

Yes. Any time three is a factor, it is a prime factor.

### Is 6 a prime factor of 132?

It is a factor of 132, not a prime factor.

### What is a common prime factor?

All numbers have factors. Some factors are prime numbers. A prime factor is a factor that is a prime number. A common prime factor is a prime factor that appears on the list of factors of two or more given numbers.

### Is 19 factor or prime?

19 is a prime factor.

### Is 35 a prime or a factor?

35 can be a factor, but it is not prime.

### Do factor trees always work for determining the greatest common factors?

If you construct them correctly, factor trees always work to determine the prime factorization of a number. Once you compare the prime factorizations of two or more numbers, it is relatively easy to find the greatest common factor of them from there.

### What is the prime factor of 37?

There is no factorization. 37 is a prime number.37 is already prime. Its only prime factor is itself.

### Is 83 a prime factor or composite factor?

81 is not prime. Its prime factorization is 3x3x3x3.

### Is 160 a prime factor or composite factor?

Is 19 a composite or prime factor