Q: What are the prime factors of the number 26,151,538?

 A: 2, 7, 31, 60257

Why are those the prime factors of the number 26,151,538?

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 26,151,538

26,151,538
Factor Arrows
213,075,769
Factor Arrows
71,867,967
Factor Arrows
3160,257

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, 31, 60257

We can check our work by multiplying all of the prime factors together: 2 x 7 x 31 x 60,257 = 26,151,538

This can also be written as 21 x 71 x 311 x 60,2571 = 26,151,538

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 26,151,538:


Ask a Question