Q: What are the prime factors of the number 25,862,256?

 A: 2, 3, 7, 25657

Why are those the prime factors of the number 25,862,256?

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 25,862,256

25,862,256
Factor Arrows
212,931,128
Factor Arrows
26,465,564
Factor Arrows
23,232,782
Factor Arrows
21,616,391
Factor Arrows
3538,797
Factor Arrows
3179,599
Factor Arrows
725,657

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, 7, 25657

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 7 x 25,657 = 25,862,256

This can also be written as 24 x 32 x 71 x 25,6571 = 25,862,256

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 25,862,256:


Ask a Question