Q: What are the prime factors of the number 1,797,376?

 A: 2, 7, 17, 59

Why are those the prime factors of the number 1,797,376?

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 1,797,376

1,797,376
Factor Arrows
2898,688
Factor Arrows
2449,344
Factor Arrows
2224,672
Factor Arrows
2112,336
Factor Arrows
256,168
Factor Arrows
228,084
Factor Arrows
214,042
Factor Arrows
27,021
Factor Arrows
71,003
Factor Arrows
1759

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, 7, 17, 59

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 7 x 17 x 59 = 1,797,376

This can also be written as 28 x 71 x 171 x 591 = 1,797,376

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 1,797,376:


Ask a Question