Q: What are the prime factors of the number 35,213,859?

 A: 3, 19, 29, 263

Why are those the prime factors of the number 35,213,859?

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 35,213,859

35,213,859
Factor Arrows
311,737,953
Factor Arrows
33,912,651
Factor Arrows
31,304,217
Factor Arrows
3434,739
Factor Arrows
3144,913
Factor Arrows
197,627
Factor Arrows
29263

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, 19, 29, 263

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 3 x 19 x 29 x 263 = 35,213,859

This can also be written as 35 x 191 x 291 x 2631 = 35,213,859

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


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