Q: What are the prime factors of the number 411,404,427?

 A: 3, 7, 23, 31547

Why are those the prime factors of the number 411,404,427?

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 411,404,427

411,404,427
Factor Arrows
3137,134,809
Factor Arrows
345,711,603
Factor Arrows
315,237,201
Factor Arrows
35,079,067
Factor Arrows
7725,581
Factor Arrows
2331,547

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, 7, 23, 31547

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 7 x 23 x 31,547 = 411,404,427

This can also be written as 34 x 71 x 231 x 31,5471 = 411,404,427

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


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