Q: What are the prime factors of the number 772,646,616?

 A: 2, 3, 7, 1533029

Why are those the prime factors of the number 772,646,616?

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 772,646,616

772,646,616
Factor Arrows
2386,323,308
Factor Arrows
2193,161,654
Factor Arrows
296,580,827
Factor Arrows
332,193,609
Factor Arrows
310,731,203
Factor Arrows
71,533,029

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, 7, 1533029

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 7 x 1,533,029 = 772,646,616

This can also be written as 23 x 32 x 71 x 1,533,0291 = 772,646,616

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 772,646,616:


Ask a Question