Q: What are the prime factors of the number 2,795,072?

 A: 2, 7, 17, 367

Why are those the prime factors of the number 2,795,072?

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 2,795,072

2,795,072
Factor Arrows
21,397,536
Factor Arrows
2698,768
Factor Arrows
2349,384
Factor Arrows
2174,692
Factor Arrows
287,346
Factor Arrows
243,673
Factor Arrows
76,239
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, 7, 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 7 x 17 x 367 = 2,795,072

This can also be written as 26 x 71 x 171 x 3671 = 2,795,072

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


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