Q: What are the prime factors of the number 975,156?

 A: 2, 3, 7, 13, 19, 47

Why are those the prime factors of the number 975,156?

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 975,156

975,156
Factor Arrows
2487,578
Factor Arrows
2243,789
Factor Arrows
381,263
Factor Arrows
711,609
Factor Arrows
13893
Factor Arrows
1947

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, 13, 19, 47

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 7 x 13 x 19 x 47 = 975,156

This can also be written as 22 x 31 x 71 x 131 x 191 x 471 = 975,156

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 975,156:


Ask a Question