Q: What are the prime factors of the number 532,791?

 A: 3, 7, 2819

Why are those the prime factors of the number 532,791?

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 532,791

532,791
Factor Arrows
3177,597
Factor Arrows
359,199
Factor Arrows
319,733
Factor Arrows
72,819

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, 7, 2819

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 7 x 2,819 = 532,791

This can also be written as 33 x 71 x 2,8191 = 532,791

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


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