Q: What are the prime factors of the number 136,141,236?

 A: 2, 3, 7, 11, 17, 107

Why are those the prime factors of the number 136,141,236?

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 136,141,236

136,141,236
Factor Arrows
268,070,618
Factor Arrows
234,035,309
Factor Arrows
311,345,103
Factor Arrows
33,781,701
Factor Arrows
31,260,567
Factor Arrows
3420,189
Factor Arrows
3140,063
Factor Arrows
720,009
Factor Arrows
111,819
Factor Arrows
17107

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, 11, 17, 107

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 3 x 3 x 3 x 7 x 11 x 17 x 107 = 136,141,236

This can also be written as 22 x 35 x 71 x 111 x 171 x 1071 = 136,141,236

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 136,141,236:


Ask a Question