Q: What are the prime factors of the number 627,744?

 A: 2, 3, 13, 503

Why are those the prime factors of the number 627,744?

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 627,744

627,744
Factor Arrows
2313,872
Factor Arrows
2156,936
Factor Arrows
278,468
Factor Arrows
239,234
Factor Arrows
219,617
Factor Arrows
36,539
Factor Arrows
13503

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, 13, 503

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 13 x 503 = 627,744

This can also be written as 25 x 31 x 131 x 5031 = 627,744

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 627,744:


Ask a Question