Q: What are the prime factors of the number 17,207,520?

 A: 2, 3, 5, 11, 3259

Why are those the prime factors of the number 17,207,520?

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 17,207,520

17,207,520
Factor Arrows
28,603,760
Factor Arrows
24,301,880
Factor Arrows
22,150,940
Factor Arrows
21,075,470
Factor Arrows
2537,735
Factor Arrows
3179,245
Factor Arrows
535,849
Factor Arrows
113,259

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, 3, 5, 11, 3259

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 5 x 11 x 3,259 = 17,207,520

This can also be written as 25 x 31 x 51 x 111 x 3,2591 = 17,207,520

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 17,207,520:


Ask a Question