Q: What are the prime factors of the number 777,632?

 A: 2, 19, 1279

Why are those the prime factors of the number 777,632?

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 777,632

777,632
Factor Arrows
2388,816
Factor Arrows
2194,408
Factor Arrows
297,204
Factor Arrows
248,602
Factor Arrows
224,301
Factor Arrows
191,279

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, 1279

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 1,279 = 777,632

This can also be written as 25 x 191 x 1,2791 = 777,632

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 777,632:


Ask a Question