Q: What are the prime factors of the number 1,724,544?

 A: 2, 3, 499

Why are those the prime factors of the number 1,724,544?

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 1,724,544

1,724,544
Factor Arrows
2862,272
Factor Arrows
2431,136
Factor Arrows
2215,568
Factor Arrows
2107,784
Factor Arrows
253,892
Factor Arrows
226,946
Factor Arrows
213,473
Factor Arrows
34,491
Factor Arrows
31,497
Factor Arrows
3499

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, 499

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 3 x 3 x 3 x 499 = 1,724,544

This can also be written as 27 x 33 x 4991 = 1,724,544

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 1,724,544:


Ask a Question