Q: What are the prime factors of the number 51,790,320?

 A: 2, 3, 5, 23977

Why are those the prime factors of the number 51,790,320?

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 51,790,320

51,790,320
Factor Arrows
225,895,160
Factor Arrows
212,947,580
Factor Arrows
26,473,790
Factor Arrows
23,236,895
Factor Arrows
31,078,965
Factor Arrows
3359,655
Factor Arrows
3119,885
Factor Arrows
523,977

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, 23977

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 3 x 5 x 23,977 = 51,790,320

This can also be written as 24 x 33 x 51 x 23,9771 = 51,790,320

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 51,790,320:


Ask a Question