Q: What are the prime factors of the number 251,053,241?

 A: 293, 307, 2791

Why are those the prime factors of the number 251,053,241?

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 251,053,241

251,053,241
Factor Arrows
293856,837
Factor Arrows
3072,791

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:

293, 307, 2791

We can check our work by multiplying all of the prime factors together: 293 x 307 x 2,791 = 251,053,241

This can also be written as 2931 x 3071 x 2,7911 = 251,053,241

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


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