Q: What are the prime factors of the number 255,636,680?

 A: 2, 5, 13, 83, 5923

Why are those the prime factors of the number 255,636,680?

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 255,636,680

255,636,680
Factor Arrows
2127,818,340
Factor Arrows
263,909,170
Factor Arrows
231,954,585
Factor Arrows
56,390,917
Factor Arrows
13491,609
Factor Arrows
835,923

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, 83, 5923

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 5 x 13 x 83 x 5,923 = 255,636,680

This can also be written as 23 x 51 x 131 x 831 x 5,9231 = 255,636,680

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 255,636,680:


Ask a Question