Q: What are the prime factors of the number 836,475?

 A: 3, 5, 19, 587

Why are those the prime factors of the number 836,475?

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 836,475

836,475
Factor Arrows
3278,825
Factor Arrows
555,765
Factor Arrows
511,153
Factor Arrows
19587

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:

3, 5, 19, 587

We can check our work by multiplying all of the prime factors together: 3 x 5 x 5 x 19 x 587 = 836,475

This can also be written as 31 x 52 x 191 x 5871 = 836,475

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


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