Q: What are the prime factors of the number 1,873,080?

 A: 2, 3, 5, 11, 43

Why are those the prime factors of the number 1,873,080?

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 1,873,080

1,873,080
Factor Arrows
2936,540
Factor Arrows
2468,270
Factor Arrows
2234,135
Factor Arrows
378,045
Factor Arrows
326,015
Factor Arrows
55,203
Factor Arrows
11473
Factor Arrows
1143

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, 11, 43

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 11 x 11 x 43 = 1,873,080

This can also be written as 23 x 32 x 51 x 112 x 431 = 1,873,080

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 1,873,080:


Ask a Question