Q: What are the prime factors of the number 13,657,600?

 A: 2, 5, 11, 97

Why are those the prime factors of the number 13,657,600?

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 13,657,600

13,657,600
Factor Arrows
26,828,800
Factor Arrows
23,414,400
Factor Arrows
21,707,200
Factor Arrows
2853,600
Factor Arrows
2426,800
Factor Arrows
2213,400
Factor Arrows
2106,700
Factor Arrows
253,350
Factor Arrows
226,675
Factor Arrows
55,335
Factor Arrows
51,067
Factor Arrows
1197

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, 11, 97

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 2 x 2 x 2 x 5 x 5 x 11 x 97 = 13,657,600

This can also be written as 29 x 52 x 111 x 971 = 13,657,600

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 13,657,600:


Ask a Question