Q: What are the prime factors of the number 137,776,716?

 A: 2, 3, 7, 11, 23, 2161

Why are those the prime factors of the number 137,776,716?

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 137,776,716

137,776,716
Factor Arrows
268,888,358
Factor Arrows
234,444,179
Factor Arrows
311,481,393
Factor Arrows
33,827,131
Factor Arrows
7546,733
Factor Arrows
1149,703
Factor Arrows
232,161

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, 7, 11, 23, 2161

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 7 x 11 x 23 x 2,161 = 137,776,716

This can also be written as 22 x 32 x 71 x 111 x 231 x 2,1611 = 137,776,716

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 137,776,716:


Ask a Question