Q: What are the prime factors of the number 229,689,813?

 A: 3, 349, 431, 509

Why are those the prime factors of the number 229,689,813?

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 229,689,813

229,689,813
Factor Arrows
376,563,271
Factor Arrows
349219,379
Factor Arrows
431509

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, 349, 431, 509

We can check our work by multiplying all of the prime factors together: 3 x 349 x 431 x 509 = 229,689,813

This can also be written as 31 x 3491 x 4311 x 5091 = 229,689,813

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


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