Q: What are the prime factors of the number 250,322,565?

 A: 3, 5, 43, 97, 4001

Why are those the prime factors of the number 250,322,565?

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 250,322,565

250,322,565
Factor Arrows
383,440,855
Factor Arrows
516,688,171
Factor Arrows
43388,097
Factor Arrows
974,001

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, 43, 97, 4001

We can check our work by multiplying all of the prime factors together: 3 x 5 x 43 x 97 x 4,001 = 250,322,565

This can also be written as 31 x 51 x 431 x 971 x 4,0011 = 250,322,565

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


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