Q: What are the prime factors of the number 61,728,392?

 A: 2, 11, 43, 1483

Why are those the prime factors of the number 61,728,392?

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 61,728,392

61,728,392
Factor Arrows
230,864,196
Factor Arrows
215,432,098
Factor Arrows
27,716,049
Factor Arrows
11701,459
Factor Arrows
1163,769
Factor Arrows
431,483

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, 11, 43, 1483

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 11 x 11 x 43 x 1,483 = 61,728,392

This can also be written as 23 x 112 x 431 x 1,4831 = 61,728,392

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 61,728,392:


Ask a Question