Q: What are the prime factors of the number 105,310,546?

 A: 2, 11, 17, 281579

Why are those the prime factors of the number 105,310,546?

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 105,310,546

105,310,546
Factor Arrows
252,655,273
Factor Arrows
114,786,843
Factor Arrows
17281,579

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:

2, 11, 17, 281579

We can check our work by multiplying all of the prime factors together: 2 x 11 x 17 x 281,579 = 105,310,546

This can also be written as 21 x 111 x 171 x 281,5791 = 105,310,546

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


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