Q: What are the prime factors of the number 805,782?

 A: 2, 3, 23, 5839

Why are those the prime factors of the number 805,782?

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 805,782

805,782
Factor Arrows
2402,891
Factor Arrows
3134,297
Factor Arrows
235,839

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, 23, 5839

We can check our work by multiplying all of the prime factors together: 2 x 3 x 23 x 5,839 = 805,782

This can also be written as 21 x 31 x 231 x 5,8391 = 805,782

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


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