Q: What are the prime factors of the number 100,142,152?

 A: 2, 11, 31, 36709

Why are those the prime factors of the number 100,142,152?

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 100,142,152

100,142,152
Factor Arrows
250,071,076
Factor Arrows
225,035,538
Factor Arrows
212,517,769
Factor Arrows
111,137,979
Factor Arrows
3136,709

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, 11, 31, 36709

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 11 x 31 x 36,709 = 100,142,152

This can also be written as 23 x 111 x 311 x 36,7091 = 100,142,152

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 100,142,152:


Ask a Question