Q: What are the prime factors of the number 928,890?

 A: 2, 3, 5, 10321

Why are those the prime factors of the number 928,890?

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 928,890

928,890
Factor Arrows
2464,445
Factor Arrows
3154,815
Factor Arrows
351,605
Factor Arrows
510,321

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, 10321

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 5 x 10,321 = 928,890

This can also be written as 21 x 32 x 51 x 10,3211 = 928,890

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 928,890:


Ask a Question