Q: What are the prime factors of the number 297,856?

 A: 2, 13, 179

Why are those the prime factors of the number 297,856?

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 297,856

297,856
Factor Arrows
2148,928
Factor Arrows
274,464
Factor Arrows
237,232
Factor Arrows
218,616
Factor Arrows
29,308
Factor Arrows
24,654
Factor Arrows
22,327
Factor Arrows
13179

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, 13, 179

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 2 x 13 x 179 = 297,856

This can also be written as 27 x 131 x 1791 = 297,856

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 297,856:


Ask a Question