Q: What are the prime factors of the number 27,525,554?

 A: 2, 7, 157, 1789

Why are those the prime factors of the number 27,525,554?

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 27,525,554

27,525,554
Factor Arrows
213,762,777
Factor Arrows
71,966,111
Factor Arrows
7280,873
Factor Arrows
1571,789

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, 7, 157, 1789

We can check our work by multiplying all of the prime factors together: 2 x 7 x 7 x 157 x 1,789 = 27,525,554

This can also be written as 21 x 72 x 1571 x 1,7891 = 27,525,554

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 27,525,554:


Ask a Question