Q: What are the prime factors of the number 2,087,784?

 A: 2, 3, 107, 271

Why are those the prime factors of the number 2,087,784?

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 2,087,784

2,087,784
Factor Arrows
21,043,892
Factor Arrows
2521,946
Factor Arrows
2260,973
Factor Arrows
386,991
Factor Arrows
328,997
Factor Arrows
107271

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, 107, 271

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 107 x 271 = 2,087,784

This can also be written as 23 x 32 x 1071 x 2711 = 2,087,784

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 2,087,784:


Ask a Question