Q: What are the prime factors of the number 817,452?

 A: 2, 3, 29

Why are those the prime factors of the number 817,452?

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 817,452

817,452
Factor Arrows
2408,726
Factor Arrows
2204,363
Factor Arrows
368,121
Factor Arrows
322,707
Factor Arrows
37,569
Factor Arrows
32,523
Factor Arrows
3841
Factor Arrows
2929

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, 29

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 3 x 3 x 3 x 29 x 29 = 817,452

This can also be written as 22 x 35 x 292 = 817,452

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


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