Q: What are the prime factors of the number 1,867,104?

 A: 2, 3, 2161

Why are those the prime factors of the number 1,867,104?

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 1,867,104

1,867,104
Factor Arrows
2933,552
Factor Arrows
2466,776
Factor Arrows
2233,388
Factor Arrows
2116,694
Factor Arrows
258,347
Factor Arrows
319,449
Factor Arrows
36,483
Factor Arrows
32,161

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, 2161

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 3 x 3 x 2,161 = 1,867,104

This can also be written as 25 x 33 x 2,1611 = 1,867,104

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 1,867,104:


Ask a Question