Q: What are the prime factors of the number 251,827,824?

 A: 2, 3, 19, 14533

Why are those the prime factors of the number 251,827,824?

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 251,827,824

251,827,824
Factor Arrows
2125,913,912
Factor Arrows
262,956,956
Factor Arrows
231,478,478
Factor Arrows
215,739,239
Factor Arrows
35,246,413
Factor Arrows
19276,127
Factor Arrows
1914,533

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, 19, 14533

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 19 x 19 x 14,533 = 251,827,824

This can also be written as 24 x 31 x 192 x 14,5331 = 251,827,824

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 251,827,824:


Ask a Question