Q: What are the prime factors of the number 204,000,018?

 A: 2, 3, 23, 37, 39953

Why are those the prime factors of the number 204,000,018?

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 204,000,018

204,000,018
Factor Arrows
2102,000,009
Factor Arrows
334,000,003
Factor Arrows
231,478,261
Factor Arrows
3739,953

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, 3, 23, 37, 39953

We can check our work by multiplying all of the prime factors together: 2 x 3 x 23 x 37 x 39,953 = 204,000,018

This can also be written as 21 x 31 x 231 x 371 x 39,9531 = 204,000,018

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


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