Q: What are the prime factors of the number 166,483,280?

 A: 2, 5, 251, 8291

Why are those the prime factors of the number 166,483,280?

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 166,483,280

166,483,280
Factor Arrows
283,241,640
Factor Arrows
241,620,820
Factor Arrows
220,810,410
Factor Arrows
210,405,205
Factor Arrows
52,081,041
Factor Arrows
2518,291

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, 5, 251, 8291

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 5 x 251 x 8,291 = 166,483,280

This can also be written as 24 x 51 x 2511 x 8,2911 = 166,483,280

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 166,483,280:


Ask a Question