Q: What are the prime factors of the number 268,605,205?

 A: 5, 11, 283, 17257

Why are those the prime factors of the number 268,605,205?

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 268,605,205

268,605,205
Factor Arrows
553,721,041
Factor Arrows
114,883,731
Factor Arrows
28317,257

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:

5, 11, 283, 17257

We can check our work by multiplying all of the prime factors together: 5 x 11 x 283 x 17,257 = 268,605,205

This can also be written as 51 x 111 x 2831 x 17,2571 = 268,605,205

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


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