Q: What are the prime factors of the number 26,307,008?

 A: 2, 7, 13, 4517

Why are those the prime factors of the number 26,307,008?

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 26,307,008

26,307,008
Factor Arrows
213,153,504
Factor Arrows
26,576,752
Factor Arrows
23,288,376
Factor Arrows
21,644,188
Factor Arrows
2822,094
Factor Arrows
2411,047
Factor Arrows
758,721
Factor Arrows
134,517

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, 7, 13, 4517

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 7 x 13 x 4,517 = 26,307,008

This can also be written as 26 x 71 x 131 x 4,5171 = 26,307,008

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


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