Q: What are the prime factors of the number 921,011?

 A: 7, 13, 29, 349

Why are those the prime factors of the number 921,011?

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 921,011

921,011
Factor Arrows
7131,573
Factor Arrows
1310,121
Factor Arrows
29349

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:

7, 13, 29, 349

We can check our work by multiplying all of the prime factors together: 7 x 13 x 29 x 349 = 921,011

This can also be written as 71 x 131 x 291 x 3491 = 921,011

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


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