Q: What are the prime factors of the number 166,205,696?

 A: 2, 389, 1669

Why are those the prime factors of the number 166,205,696?

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 166,205,696

166,205,696
Factor Arrows
283,102,848
Factor Arrows
241,551,424
Factor Arrows
220,775,712
Factor Arrows
210,387,856
Factor Arrows
25,193,928
Factor Arrows
22,596,964
Factor Arrows
21,298,482
Factor Arrows
2649,241
Factor Arrows
3891,669

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, 389, 1669

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 389 x 1,669 = 166,205,696

This can also be written as 28 x 3891 x 1,6691 = 166,205,696

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 166,205,696:


Ask a Question