Q: What are the prime factors of the number 945,456?

 A: 2, 3, 19697

Why are those the prime factors of the number 945,456?

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 945,456

945,456
Factor Arrows
2472,728
Factor Arrows
2236,364
Factor Arrows
2118,182
Factor Arrows
259,091
Factor Arrows
319,697

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, 19697

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 19,697 = 945,456

This can also be written as 24 x 31 x 19,6971 = 945,456

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 945,456:


Ask a Question