Q: What are the prime factors of the number 213,333,010?

 A: 2, 5, 11, 31, 73, 857

Why are those the prime factors of the number 213,333,010?

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 213,333,010

213,333,010
Factor Arrows
2106,666,505
Factor Arrows
521,333,301
Factor Arrows
111,939,391
Factor Arrows
3162,561
Factor Arrows
73857

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, 5, 11, 31, 73, 857

We can check our work by multiplying all of the prime factors together: 2 x 5 x 11 x 31 x 73 x 857 = 213,333,010

This can also be written as 21 x 51 x 111 x 311 x 731 x 8571 = 213,333,010

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


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