Q: What are the prime factors of the number 313,122,330?

 A: 2, 3, 5, 41, 84857

Why are those the prime factors of the number 313,122,330?

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 313,122,330

313,122,330
Factor Arrows
2156,561,165
Factor Arrows
352,187,055
Factor Arrows
317,395,685
Factor Arrows
53,479,137
Factor Arrows
4184,857

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, 5, 41, 84857

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 5 x 41 x 84,857 = 313,122,330

This can also be written as 21 x 32 x 51 x 411 x 84,8571 = 313,122,330

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 313,122,330:


Ask a Question