Q: What are the prime factors of the number 1,995,480?

 A: 2, 3, 5, 23, 241

Why are those the prime factors of the number 1,995,480?

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 1,995,480

1,995,480
Factor Arrows
2997,740
Factor Arrows
2498,870
Factor Arrows
2249,435
Factor Arrows
383,145
Factor Arrows
327,715
Factor Arrows
55,543
Factor Arrows
23241

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, 23, 241

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 5 x 23 x 241 = 1,995,480

This can also be written as 23 x 32 x 51 x 231 x 2411 = 1,995,480

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 1,995,480:


Ask a Question