Q: What are the prime factors of the number 15,762,710?

 A: 2, 5, 71, 149

Why are those the prime factors of the number 15,762,710?

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 15,762,710

15,762,710
Factor Arrows
27,881,355
Factor Arrows
51,576,271
Factor Arrows
7122,201
Factor Arrows
149149

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, 71, 149

We can check our work by multiplying all of the prime factors together: 2 x 5 x 71 x 149 x 149 = 15,762,710

This can also be written as 21 x 51 x 711 x 1492 = 15,762,710

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 15,762,710:


Ask a Question