Q: What are the prime factors of the number 604,240?

 A: 2, 5, 7, 13, 83

Why are those the prime factors of the number 604,240?

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 604,240

604,240
Factor Arrows
2302,120
Factor Arrows
2151,060
Factor Arrows
275,530
Factor Arrows
237,765
Factor Arrows
57,553
Factor Arrows
71,079
Factor Arrows
1383

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, 5, 7, 13, 83

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 5 x 7 x 13 x 83 = 604,240

This can also be written as 24 x 51 x 71 x 131 x 831 = 604,240

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 604,240:


Ask a Question