Q: What are the prime factors of the number 16,258,273?

 A: 17, 101, 557

Why are those the prime factors of the number 16,258,273?

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 16,258,273

16,258,273
Factor Arrows
17956,369
Factor Arrows
1756,257
Factor Arrows
101557

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:

17, 101, 557

We can check our work by multiplying all of the prime factors together: 17 x 17 x 101 x 557 = 16,258,273

This can also be written as 172 x 1011 x 5571 = 16,258,273

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


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