Q: What are the prime factors of the number 177,664?

 A: 2, 347

Why are those the prime factors of the number 177,664?

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 177,664

177,664
Factor Arrows
288,832
Factor Arrows
244,416
Factor Arrows
222,208
Factor Arrows
211,104
Factor Arrows
25,552
Factor Arrows
22,776
Factor Arrows
21,388
Factor Arrows
2694
Factor Arrows
2347

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, 347

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 2 x 347 = 177,664

This can also be written as 29 x 3471 = 177,664

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 177,664:


Ask a Question