Q: What are the prime factors of the number 310,030?

 A: 2, 5, 7, 43, 103

Why are those the prime factors of the number 310,030?

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 310,030

310,030
Factor Arrows
2155,015
Factor Arrows
531,003
Factor Arrows
74,429
Factor Arrows
43103

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, 5, 7, 43, 103

We can check our work by multiplying all of the prime factors together: 2 x 5 x 7 x 43 x 103 = 310,030

This can also be written as 21 x 51 x 71 x 431 x 1031 = 310,030

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 310,030:


Ask a Question