Q: What are the prime factors of the number 307,770,632?

 A: 2, 13, 233, 977

Why are those the prime factors of the number 307,770,632?

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 307,770,632

307,770,632
Factor Arrows
2153,885,316
Factor Arrows
276,942,658
Factor Arrows
238,471,329
Factor Arrows
132,959,333
Factor Arrows
13227,641
Factor Arrows
233977

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, 233, 977

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 13 x 13 x 233 x 977 = 307,770,632

This can also be written as 23 x 132 x 2331 x 9771 = 307,770,632

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


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