Q: What are the prime factors of the number 15,055,299?

 A: 3, 7, 4877

Why are those the prime factors of the number 15,055,299?

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 15,055,299

15,055,299
Factor Arrows
35,018,433
Factor Arrows
31,672,811
Factor Arrows
7238,973
Factor Arrows
734,139
Factor Arrows
74,877

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, 4877

We can check our work by multiplying all of the prime factors together: 3 x 3 x 7 x 7 x 7 x 4,877 = 15,055,299

This can also be written as 32 x 73 x 4,8771 = 15,055,299

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


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