Q: What are the prime factors of the number 87,566,220?

 A: 2, 3, 5, 7, 69497

Why are those the prime factors of the number 87,566,220?

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 87,566,220

87,566,220
Factor Arrows
243,783,110
Factor Arrows
221,891,555
Factor Arrows
37,297,185
Factor Arrows
32,432,395
Factor Arrows
5486,479
Factor Arrows
769,497

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, 5, 7, 69497

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 5 x 7 x 69,497 = 87,566,220

This can also be written as 22 x 32 x 51 x 71 x 69,4971 = 87,566,220

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 87,566,220:


Ask a Question