Q: What are the prime factors of the number 984,312?

 A: 2, 3, 7, 31

Why are those the prime factors of the number 984,312?

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 984,312

984,312
Factor Arrows
2492,156
Factor Arrows
2246,078
Factor Arrows
2123,039
Factor Arrows
341,013
Factor Arrows
313,671
Factor Arrows
34,557
Factor Arrows
31,519
Factor Arrows
7217
Factor Arrows
731

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, 31

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 3 x 3 x 7 x 7 x 31 = 984,312

This can also be written as 23 x 34 x 72 x 311 = 984,312

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 984,312:


Ask a Question