Q: What are the prime factors of the number 17,346,321?

 A: 3, 29, 41, 1621

Why are those the prime factors of the number 17,346,321?

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 17,346,321

17,346,321
Factor Arrows
35,782,107
Factor Arrows
31,927,369
Factor Arrows
2966,461
Factor Arrows
411,621

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, 29, 41, 1621

We can check our work by multiplying all of the prime factors together: 3 x 3 x 29 x 41 x 1,621 = 17,346,321

This can also be written as 32 x 291 x 411 x 1,6211 = 17,346,321

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 17,346,321:


Ask a Question