Q: What are the prime factors of the number 213,250,443?

 A: 3, 7, 877, 11579

Why are those the prime factors of the number 213,250,443?

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 213,250,443

213,250,443
Factor Arrows
371,083,481
Factor Arrows
710,154,783
Factor Arrows
87711,579

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, 877, 11579

We can check our work by multiplying all of the prime factors together: 3 x 7 x 877 x 11,579 = 213,250,443

This can also be written as 31 x 71 x 8771 x 11,5791 = 213,250,443

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


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