Q: What are the prime factors of the number 252,257,715?

 A: 3, 5, 97, 57791

Why are those the prime factors of the number 252,257,715?

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 252,257,715

252,257,715
Factor Arrows
384,085,905
Factor Arrows
328,028,635
Factor Arrows
55,605,727
Factor Arrows
9757,791

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:

3, 5, 97, 57791

We can check our work by multiplying all of the prime factors together: 3 x 3 x 5 x 97 x 57,791 = 252,257,715

This can also be written as 32 x 51 x 971 x 57,7911 = 252,257,715

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


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