Q: What are the prime factors of the number 27,645,839?

 A: 13, 23, 92461

Why are those the prime factors of the number 27,645,839?

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 27,645,839

27,645,839
Factor Arrows
132,126,603
Factor Arrows
2392,461

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:

13, 23, 92461

We can check our work by multiplying all of the prime factors together: 13 x 23 x 92,461 = 27,645,839

This can also be written as 131 x 231 x 92,4611 = 27,645,839

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


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