Q: What are the prime factors of the number 434,904?

 A: 2, 3, 18121

Why are those the prime factors of the number 434,904?

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 434,904

434,904
Factor Arrows
2217,452
Factor Arrows
2108,726
Factor Arrows
254,363
Factor Arrows
318,121

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, 18121

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 18,121 = 434,904

This can also be written as 23 x 31 x 18,1211 = 434,904

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


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