Q: What are the prime factors of the number 406,032,237?

 A: 3, 13, 199, 5813

Why are those the prime factors of the number 406,032,237?

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 406,032,237

406,032,237
Factor Arrows
3135,344,079
Factor Arrows
345,114,693
Factor Arrows
315,038,231
Factor Arrows
131,156,787
Factor Arrows
1995,813

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, 13, 199, 5813

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 13 x 199 x 5,813 = 406,032,237

This can also be written as 33 x 131 x 1991 x 5,8131 = 406,032,237

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


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