Q: What are the prime factors of the number 335,104?

 A: 2, 7, 11, 17

Why are those the prime factors of the number 335,104?

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 335,104

335,104
Factor Arrows
2167,552
Factor Arrows
283,776
Factor Arrows
241,888
Factor Arrows
220,944
Factor Arrows
210,472
Factor Arrows
25,236
Factor Arrows
22,618
Factor Arrows
21,309
Factor Arrows
7187
Factor Arrows
1117

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, 11, 17

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 2 x 2 x 7 x 11 x 17 = 335,104

This can also be written as 28 x 71 x 111 x 171 = 335,104

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


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