Q: What are the prime factors of the number 38,399,949?

 A: 3, 7, 23, 26501

Why are those the prime factors of the number 38,399,949?

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 38,399,949

38,399,949
Factor Arrows
312,799,983
Factor Arrows
34,266,661
Factor Arrows
7609,523
Factor Arrows
2326,501

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:

3, 7, 23, 26501

We can check our work by multiplying all of the prime factors together: 3 x 3 x 7 x 23 x 26,501 = 38,399,949

This can also be written as 32 x 71 x 231 x 26,5011 = 38,399,949

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


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