Q: What are the prime factors of the number 430,123,518?

 A: 2, 3, 11, 67, 32423

Why are those the prime factors of the number 430,123,518?

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 430,123,518

430,123,518
Factor Arrows
2215,061,759
Factor Arrows
371,687,253
Factor Arrows
323,895,751
Factor Arrows
112,172,341
Factor Arrows
6732,423

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, 11, 67, 32423

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 11 x 67 x 32,423 = 430,123,518

This can also be written as 21 x 32 x 111 x 671 x 32,4231 = 430,123,518

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 430,123,518:


Ask a Question