Q: What are the prime factors of the number 80,811,275?

 A: 5, 19, 61, 2789

Why are those the prime factors of the number 80,811,275?

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 80,811,275

80,811,275
Factor Arrows
516,162,255
Factor Arrows
53,232,451
Factor Arrows
19170,129
Factor Arrows
612,789

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:

5, 19, 61, 2789

We can check our work by multiplying all of the prime factors together: 5 x 5 x 19 x 61 x 2,789 = 80,811,275

This can also be written as 52 x 191 x 611 x 2,7891 = 80,811,275

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 80,811,275:


Ask a Question