Q: What are the prime factors of the number 1,309,224?

 A: 2, 3, 7, 7793

Why are those the prime factors of the number 1,309,224?

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 1,309,224

1,309,224
Factor Arrows
2654,612
Factor Arrows
2327,306
Factor Arrows
2163,653
Factor Arrows
354,551
Factor Arrows
77,793

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, 7793

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 7 x 7,793 = 1,309,224

This can also be written as 23 x 31 x 71 x 7,7931 = 1,309,224

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 1,309,224:


Ask a Question