Q: What are the prime factors of the number 8,386,875?

 A: 3, 5, 7, 71

Why are those the prime factors of the number 8,386,875?

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 8,386,875

8,386,875
Factor Arrows
32,795,625
Factor Arrows
3931,875
Factor Arrows
3310,625
Factor Arrows
562,125
Factor Arrows
512,425
Factor Arrows
52,485
Factor Arrows
5497
Factor Arrows
771

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, 5, 7, 71

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 5 x 5 x 5 x 5 x 7 x 71 = 8,386,875

This can also be written as 33 x 54 x 71 x 711 = 8,386,875

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 8,386,875:


Ask a Question