Q: What are the prime factors of the number 877,888?

 A: 2, 11, 29, 43

Why are those the prime factors of the number 877,888?

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 877,888

877,888
Factor Arrows
2438,944
Factor Arrows
2219,472
Factor Arrows
2109,736
Factor Arrows
254,868
Factor Arrows
227,434
Factor Arrows
213,717
Factor Arrows
111,247
Factor Arrows
2943

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, 11, 29, 43

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 11 x 29 x 43 = 877,888

This can also be written as 26 x 111 x 291 x 431 = 877,888

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 877,888:


Ask a Question