Q: What are the prime factors of the number 316,608?

 A: 2, 3, 17, 97

Why are those the prime factors of the number 316,608?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 316,608

316,608
Factor Arrows
2158,304
Factor Arrows
279,152
Factor Arrows
239,576
Factor Arrows
219,788
Factor Arrows
29,894
Factor Arrows
24,947
Factor Arrows
31,649
Factor Arrows
1797

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

2, 3, 17, 97

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 3 x 17 x 97 = 316,608

This can also be written as 26 x 31 x 171 x 971 = 316,608

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


More Examples

Here are some more numbers to try:

Try the factor calculator

Explore more about the number 316,608:


Ask a Question