Q: What are the prime factors of the number 505,782?

 A: 2, 3, 28099

Why are those the prime factors of the number 505,782?

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 505,782

505,782
Factor Arrows
2252,891
Factor Arrows
384,297
Factor Arrows
328,099

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, 28099

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 28,099 = 505,782

This can also be written as 21 x 32 x 28,0991 = 505,782

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


More Examples

Here are some more numbers to try:

Try the factor calculator

Explore more about the number 505,782:


Ask a Question