Q: What are the prime factors of the number 27,306,153?

 A: 3, 7, 5351

Why are those the prime factors of the number 27,306,153?

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 27,306,153

27,306,153
Factor Arrows
39,102,051
Factor Arrows
33,034,017
Factor Arrows
31,011,339
Factor Arrows
3337,113
Factor Arrows
3112,371
Factor Arrows
337,457
Factor Arrows
75,351

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:

3, 7, 5351

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 3 x 3 x 7 x 5,351 = 27,306,153

This can also be written as 36 x 71 x 5,3511 = 27,306,153

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 27,306,153:


Ask a Question