Q: What are the prime factors of the number 20,162,115?

 A: 3, 5, 49783

Why are those the prime factors of the number 20,162,115?

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 20,162,115

20,162,115
Factor Arrows
36,720,705
Factor Arrows
32,240,235
Factor Arrows
3746,745
Factor Arrows
3248,915
Factor Arrows
549,783

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:

3, 5, 49783

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 5 x 49,783 = 20,162,115

This can also be written as 34 x 51 x 49,7831 = 20,162,115

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 20,162,115:


Ask a Question