Q: What are the prime factors of the number 443,245,221?

 A: 3, 79, 167, 3733

Why are those the prime factors of the number 443,245,221?

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 443,245,221

443,245,221
Factor Arrows
3147,748,407
Factor Arrows
349,249,469
Factor Arrows
79623,411
Factor Arrows
1673,733

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:

3, 79, 167, 3733

We can check our work by multiplying all of the prime factors together: 3 x 3 x 79 x 167 x 3,733 = 443,245,221

This can also be written as 32 x 791 x 1671 x 3,7331 = 443,245,221

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 443,245,221:


Ask a Question