Q: What are the prime factors of the number 2,164,064?

 A: 2, 7, 9661

Why are those the prime factors of the number 2,164,064?

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 2,164,064

2,164,064
Factor Arrows
21,082,032
Factor Arrows
2541,016
Factor Arrows
2270,508
Factor Arrows
2135,254
Factor Arrows
267,627
Factor Arrows
79,661

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, 9661

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 7 x 9,661 = 2,164,064

This can also be written as 25 x 71 x 9,6611 = 2,164,064

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 2,164,064:


Ask a Question