Q: What are the prime factors of the number 786,440,522?

 A: 2, 7, 389, 144407

Why are those the prime factors of the number 786,440,522?

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 786,440,522

786,440,522
Factor Arrows
2393,220,261
Factor Arrows
756,174,323
Factor Arrows
389144,407

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, 7, 389, 144407

We can check our work by multiplying all of the prime factors together: 2 x 7 x 389 x 144,407 = 786,440,522

This can also be written as 21 x 71 x 3891 x 144,4071 = 786,440,522

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 786,440,522:


Ask a Question