Q: What are the prime factors of the number 20,120,295?

 A: 3, 5, 13, 7937

Why are those the prime factors of the number 20,120,295?

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 20,120,295

20,120,295
Factor Arrows
36,706,765
Factor Arrows
51,341,353
Factor Arrows
13103,181
Factor Arrows
137,937

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, 13, 7937

We can check our work by multiplying all of the prime factors together: 3 x 5 x 13 x 13 x 7,937 = 20,120,295

This can also be written as 31 x 51 x 132 x 7,9371 = 20,120,295

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 20,120,295:


Ask a Question