Q: What are the prime factors of the number 511,115,670?

 A: 2, 3, 5, 13, 48539

Why are those the prime factors of the number 511,115,670?

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 511,115,670

511,115,670
Factor Arrows
2255,557,835
Factor Arrows
385,185,945
Factor Arrows
328,395,315
Factor Arrows
39,465,105
Factor Arrows
33,155,035
Factor Arrows
5631,007
Factor Arrows
1348,539

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, 5, 13, 48539

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 3 x 5 x 13 x 48,539 = 511,115,670

This can also be written as 21 x 34 x 51 x 131 x 48,5391 = 511,115,670

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 511,115,670:


Ask a Question