Q: What are the prime factors of the number 425,500,064?

 A: 2, 11, 29, 73, 571

Why are those the prime factors of the number 425,500,064?

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 425,500,064

425,500,064
Factor Arrows
2212,750,032
Factor Arrows
2106,375,016
Factor Arrows
253,187,508
Factor Arrows
226,593,754
Factor Arrows
213,296,877
Factor Arrows
111,208,807
Factor Arrows
2941,683
Factor Arrows
73571

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, 11, 29, 73, 571

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 11 x 29 x 73 x 571 = 425,500,064

This can also be written as 25 x 111 x 291 x 731 x 5711 = 425,500,064

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 425,500,064:


Ask a Question