Q: What are the prime factors of the number 277,020?

 A: 2, 3, 5, 19

Why are those the prime factors of the number 277,020?

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 277,020

277,020
Factor Arrows
2138,510
Factor Arrows
269,255
Factor Arrows
323,085
Factor Arrows
37,695
Factor Arrows
32,565
Factor Arrows
3855
Factor Arrows
3285
Factor Arrows
395
Factor Arrows
519

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, 5, 19

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 3 x 3 x 3 x 3 x 5 x 19 = 277,020

This can also be written as 22 x 36 x 51 x 191 = 277,020

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 277,020:


Ask a Question