Q: What are the prime factors of the number 61,560,608?

 A: 2, 19, 73

Why are those the prime factors of the number 61,560,608?

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 61,560,608

61,560,608
Factor Arrows
230,780,304
Factor Arrows
215,390,152
Factor Arrows
27,695,076
Factor Arrows
23,847,538
Factor Arrows
21,923,769
Factor Arrows
19101,251
Factor Arrows
195,329
Factor Arrows
7373

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, 19, 73

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 19 x 19 x 73 x 73 = 61,560,608

This can also be written as 25 x 192 x 732 = 61,560,608

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 61,560,608:


Ask a Question