Q: What are the prime factors of the number 151,053,049?

 A: 7, 31, 137, 5081

Why are those the prime factors of the number 151,053,049?

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 151,053,049

151,053,049
Factor Arrows
721,579,007
Factor Arrows
31696,097
Factor Arrows
1375,081

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:

7, 31, 137, 5081

We can check our work by multiplying all of the prime factors together: 7 x 31 x 137 x 5,081 = 151,053,049

This can also be written as 71 x 311 x 1371 x 5,0811 = 151,053,049

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 151,053,049:


Ask a Question