Q: What are the prime factors of the number 203,223,010?

 A: 2, 5, 29, 83, 8443

Why are those the prime factors of the number 203,223,010?

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 203,223,010

203,223,010
Factor Arrows
2101,611,505
Factor Arrows
520,322,301
Factor Arrows
29700,769
Factor Arrows
838,443

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, 29, 83, 8443

We can check our work by multiplying all of the prime factors together: 2 x 5 x 29 x 83 x 8,443 = 203,223,010

This can also be written as 21 x 51 x 291 x 831 x 8,4431 = 203,223,010

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


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