Q: What are the prime factors of the number 265,842?

 A: 2, 3, 547

Why are those the prime factors of the number 265,842?

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 265,842

265,842
Factor Arrows
2132,921
Factor Arrows
344,307
Factor Arrows
314,769
Factor Arrows
34,923
Factor Arrows
31,641
Factor Arrows
3547

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, 547

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 3 x 3 x 547 = 265,842

This can also be written as 21 x 35 x 5471 = 265,842

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


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