Q: What are the prime factors of the number 273,042,378?

 A: 2, 3, 7, 2167003

Why are those the prime factors of the number 273,042,378?

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 273,042,378

273,042,378
Factor Arrows
2136,521,189
Factor Arrows
345,507,063
Factor Arrows
315,169,021
Factor Arrows
72,167,003

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, 2167003

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 7 x 2,167,003 = 273,042,378

This can also be written as 21 x 32 x 71 x 2,167,0031 = 273,042,378

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 273,042,378:


Ask a Question