Q: What are the prime factors of the number 108,134,145?

 A: 3, 5, 7, 97, 3539

Why are those the prime factors of the number 108,134,145?

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 108,134,145

108,134,145
Factor Arrows
336,044,715
Factor Arrows
312,014,905
Factor Arrows
52,402,981
Factor Arrows
7343,283
Factor Arrows
973,539

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, 5, 7, 97, 3539

We can check our work by multiplying all of the prime factors together: 3 x 3 x 5 x 7 x 97 x 3,539 = 108,134,145

This can also be written as 32 x 51 x 71 x 971 x 3,5391 = 108,134,145

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 108,134,145:


Ask a Question