Q: What are the prime factors of the number 205,450,122?

 A: 2, 3, 23, 37, 40237

Why are those the prime factors of the number 205,450,122?

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 205,450,122

205,450,122
Factor Arrows
2102,725,061
Factor Arrows
334,241,687
Factor Arrows
231,488,769
Factor Arrows
3740,237

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, 23, 37, 40237

We can check our work by multiplying all of the prime factors together: 2 x 3 x 23 x 37 x 40,237 = 205,450,122

This can also be written as 21 x 31 x 231 x 371 x 40,2371 = 205,450,122

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 205,450,122:


Ask a Question