Q: What are the prime factors of the number 868,544?

 A: 2, 41, 331

Why are those the prime factors of the number 868,544?

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 868,544

868,544
Factor Arrows
2434,272
Factor Arrows
2217,136
Factor Arrows
2108,568
Factor Arrows
254,284
Factor Arrows
227,142
Factor Arrows
213,571
Factor Arrows
41331

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, 41, 331

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 41 x 331 = 868,544

This can also be written as 26 x 411 x 3311 = 868,544

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


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