Q: What are the prime factors of the number 38,936,768?

 A: 2, 13, 53, 883

Why are those the prime factors of the number 38,936,768?

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 38,936,768

38,936,768
Factor Arrows
219,468,384
Factor Arrows
29,734,192
Factor Arrows
24,867,096
Factor Arrows
22,433,548
Factor Arrows
21,216,774
Factor Arrows
2608,387
Factor Arrows
1346,799
Factor Arrows
53883

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, 13, 53, 883

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 13 x 53 x 883 = 38,936,768

This can also be written as 26 x 131 x 531 x 8831 = 38,936,768

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


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