Q: What are the prime factors of the number 137,444,757?

 A: 3, 23, 193, 10321

Why are those the prime factors of the number 137,444,757?

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 137,444,757

137,444,757
Factor Arrows
345,814,919
Factor Arrows
231,991,953
Factor Arrows
19310,321

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, 23, 193, 10321

We can check our work by multiplying all of the prime factors together: 3 x 23 x 193 x 10,321 = 137,444,757

This can also be written as 31 x 231 x 1931 x 10,3211 = 137,444,757

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 137,444,757:


Ask a Question