Q: What are the prime factors of the number 131,312,304?

 A: 2, 3, 131, 6961

Why are those the prime factors of the number 131,312,304?

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 131,312,304

131,312,304
Factor Arrows
265,656,152
Factor Arrows
232,828,076
Factor Arrows
216,414,038
Factor Arrows
28,207,019
Factor Arrows
32,735,673
Factor Arrows
3911,891
Factor Arrows
1316,961

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, 131, 6961

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 131 x 6,961 = 131,312,304

This can also be written as 24 x 32 x 1311 x 6,9611 = 131,312,304

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 131,312,304:


Ask a Question