Q: What are the prime factors of the number 1,597,184?

 A: 2, 17, 367

Why are those the prime factors of the number 1,597,184?

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 1,597,184

1,597,184
Factor Arrows
2798,592
Factor Arrows
2399,296
Factor Arrows
2199,648
Factor Arrows
299,824
Factor Arrows
249,912
Factor Arrows
224,956
Factor Arrows
212,478
Factor Arrows
26,239
Factor Arrows
17367

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, 367

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 17 x 367 = 1,597,184

This can also be written as 28 x 171 x 3671 = 1,597,184

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


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