Q: What are the prime factors of the number 28,731,496?

 A: 2, 17, 19, 11119

Why are those the prime factors of the number 28,731,496?

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 28,731,496

28,731,496
Factor Arrows
214,365,748
Factor Arrows
27,182,874
Factor Arrows
23,591,437
Factor Arrows
17211,261
Factor Arrows
1911,119

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, 17, 19, 11119

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 17 x 19 x 11,119 = 28,731,496

This can also be written as 23 x 171 x 191 x 11,1191 = 28,731,496

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 28,731,496:


Ask a Question