Q: What are the prime factors of the number 45,688,064?

 A: 2, 178469

Why are those the prime factors of the number 45,688,064?

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 45,688,064

45,688,064
Factor Arrows
222,844,032
Factor Arrows
211,422,016
Factor Arrows
25,711,008
Factor Arrows
22,855,504
Factor Arrows
21,427,752
Factor Arrows
2713,876
Factor Arrows
2356,938
Factor Arrows
2178,469

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, 178469

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 178,469 = 45,688,064

This can also be written as 28 x 178,4691 = 45,688,064

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 45,688,064:


Ask a Question