Q: What are the prime factors of the number 15,236,800?

 A: 2, 5, 89, 107

Why are those the prime factors of the number 15,236,800?

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 15,236,800

15,236,800
Factor Arrows
27,618,400
Factor Arrows
23,809,200
Factor Arrows
21,904,600
Factor Arrows
2952,300
Factor Arrows
2476,150
Factor Arrows
2238,075
Factor Arrows
547,615
Factor Arrows
59,523
Factor Arrows
89107

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, 5, 89, 107

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 5 x 5 x 89 x 107 = 15,236,800

This can also be written as 26 x 52 x 891 x 1071 = 15,236,800

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 15,236,800:


Ask a Question