Q: What are the prime factors of the number 530,944?

 A: 2, 17, 61

Why are those the prime factors of the number 530,944?

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 530,944

530,944
Factor Arrows
2265,472
Factor Arrows
2132,736
Factor Arrows
266,368
Factor Arrows
233,184
Factor Arrows
216,592
Factor Arrows
28,296
Factor Arrows
24,148
Factor Arrows
22,074
Factor Arrows
21,037
Factor Arrows
1761

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, 17, 61

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 2 x 2 x 17 x 61 = 530,944

This can also be written as 29 x 171 x 611 = 530,944

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 530,944:


Ask a Question