Q: What are the prime factors of the number 1,857,984?

 A: 2, 3, 9677

Why are those the prime factors of the number 1,857,984?

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 1,857,984

1,857,984
Factor Arrows
2928,992
Factor Arrows
2464,496
Factor Arrows
2232,248
Factor Arrows
2116,124
Factor Arrows
258,062
Factor Arrows
229,031
Factor Arrows
39,677

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, 9677

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 3 x 9,677 = 1,857,984

This can also be written as 26 x 31 x 9,6771 = 1,857,984

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 1,857,984:


Ask a Question