Q: What are the prime factors of the number 775,104?

 A: 2, 3, 11, 367

Why are those the prime factors of the number 775,104?

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 775,104

775,104
Factor Arrows
2387,552
Factor Arrows
2193,776
Factor Arrows
296,888
Factor Arrows
248,444
Factor Arrows
224,222
Factor Arrows
212,111
Factor Arrows
34,037
Factor Arrows
11367

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, 3, 11, 367

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 3 x 11 x 367 = 775,104

This can also be written as 26 x 31 x 111 x 3671 = 775,104

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


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