Q: What are the prime factors of the number 100,261,233?

 A: 3, 19, 65147

Why are those the prime factors of the number 100,261,233?

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 100,261,233

100,261,233
Factor Arrows
333,420,411
Factor Arrows
311,140,137
Factor Arrows
33,713,379
Factor Arrows
31,237,793
Factor Arrows
1965,147

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, 19, 65147

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 19 x 65,147 = 100,261,233

This can also be written as 34 x 191 x 65,1471 = 100,261,233

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


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