Q: What are the prime factors of the number 39,017,800?

 A: 2, 5, 195089

Why are those the prime factors of the number 39,017,800?

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 39,017,800

39,017,800
Factor Arrows
219,508,900
Factor Arrows
29,754,450
Factor Arrows
24,877,225
Factor Arrows
5975,445
Factor Arrows
5195,089

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, 195089

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 5 x 5 x 195,089 = 39,017,800

This can also be written as 23 x 52 x 195,0891 = 39,017,800

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 39,017,800:


Ask a Question