Q: What are the prime factors of the number 849,680?

 A: 2, 5, 13, 19, 43

Why are those the prime factors of the number 849,680?

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 849,680

849,680
Factor Arrows
2424,840
Factor Arrows
2212,420
Factor Arrows
2106,210
Factor Arrows
253,105
Factor Arrows
510,621
Factor Arrows
13817
Factor Arrows
1943

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, 5, 13, 19, 43

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 5 x 13 x 19 x 43 = 849,680

This can also be written as 24 x 51 x 131 x 191 x 431 = 849,680

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 849,680:


Ask a Question