Q: What are the prime factors of the number 25,091,517?

 A: 3, 11, 127, 5987

Why are those the prime factors of the number 25,091,517?

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 25,091,517

25,091,517
Factor Arrows
38,363,839
Factor Arrows
11760,349
Factor Arrows
1275,987

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:

3, 11, 127, 5987

We can check our work by multiplying all of the prime factors together: 3 x 11 x 127 x 5,987 = 25,091,517

This can also be written as 31 x 111 x 1271 x 5,9871 = 25,091,517

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 25,091,517:


Ask a Question