Q: What are the prime factors of the number 541,223,158?

 A: 2, 7, 137, 269, 1049

Why are those the prime factors of the number 541,223,158?

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 541,223,158

541,223,158
Factor Arrows
2270,611,579
Factor Arrows
738,658,797
Factor Arrows
137282,181
Factor Arrows
2691,049

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, 7, 137, 269, 1049

We can check our work by multiplying all of the prime factors together: 2 x 7 x 137 x 269 x 1,049 = 541,223,158

This can also be written as 21 x 71 x 1371 x 2691 x 1,0491 = 541,223,158

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 541,223,158:


Ask a Question