Q: What are the prime factors of the number 205,410,424?

 A: 2, 23, 61, 18301

Why are those the prime factors of the number 205,410,424?

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 205,410,424

205,410,424
Factor Arrows
2102,705,212
Factor Arrows
251,352,606
Factor Arrows
225,676,303
Factor Arrows
231,116,361
Factor Arrows
6118,301

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, 23, 61, 18301

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 23 x 61 x 18,301 = 205,410,424

This can also be written as 23 x 231 x 611 x 18,3011 = 205,410,424

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 205,410,424:


Ask a Question