Q: What are the prime factors of the number 917,046?

 A: 2, 3, 13, 3919

Why are those the prime factors of the number 917,046?

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 917,046

917,046
Factor Arrows
2458,523
Factor Arrows
3152,841
Factor Arrows
350,947
Factor Arrows
133,919

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, 3919

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 13 x 3,919 = 917,046

This can also be written as 21 x 32 x 131 x 3,9191 = 917,046

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


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