Q: What are the prime factors of the number 245,727?

 A: 3, 19, 479

Why are those the prime factors of the number 245,727?

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 245,727

245,727
Factor Arrows
381,909
Factor Arrows
327,303
Factor Arrows
39,101
Factor Arrows
19479

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:

3, 19, 479

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 19 x 479 = 245,727

This can also be written as 33 x 191 x 4791 = 245,727

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 245,727:


Ask a Question