Q: What are the prime factors of the number 892,920?

 A: 2, 3, 5, 7, 1063

Why are those the prime factors of the number 892,920?

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 892,920

892,920
Factor Arrows
2446,460
Factor Arrows
2223,230
Factor Arrows
2111,615
Factor Arrows
337,205
Factor Arrows
57,441
Factor Arrows
71,063

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, 5, 7, 1063

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 5 x 7 x 1,063 = 892,920

This can also be written as 23 x 31 x 51 x 71 x 1,0631 = 892,920

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 892,920:


Ask a Question