Q: What are the prime factors of the number 402,795?

 A: 3, 5, 8951

Why are those the prime factors of the number 402,795?

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 402,795

402,795
Factor Arrows
3134,265
Factor Arrows
344,755
Factor Arrows
58,951

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, 8951

We can check our work by multiplying all of the prime factors together: 3 x 3 x 5 x 8,951 = 402,795

This can also be written as 32 x 51 x 8,9511 = 402,795

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


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