Q: What are the prime factors of the number 665,626,250?

 A: 2, 5, 532501

Why are those the prime factors of the number 665,626,250?

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 665,626,250

665,626,250
Factor Arrows
2332,813,125
Factor Arrows
566,562,625
Factor Arrows
513,312,525
Factor Arrows
52,662,505
Factor Arrows
5532,501

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, 532501

We can check our work by multiplying all of the prime factors together: 2 x 5 x 5 x 5 x 5 x 532,501 = 665,626,250

This can also be written as 21 x 54 x 532,5011 = 665,626,250

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 665,626,250:


Ask a Question