Q: What are the prime factors of the number 704,184?

 A: 2, 3, 13, 37, 61

Why are those the prime factors of the number 704,184?

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 704,184

704,184
Factor Arrows
2352,092
Factor Arrows
2176,046
Factor Arrows
288,023
Factor Arrows
329,341
Factor Arrows
132,257
Factor Arrows
3761

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, 37, 61

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 13 x 37 x 61 = 704,184

This can also be written as 23 x 31 x 131 x 371 x 611 = 704,184

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


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