Q: What are the prime factors of the number 235,206,153?

 A: 3, 7, 13, 29, 3301

Why are those the prime factors of the number 235,206,153?

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 235,206,153

235,206,153
Factor Arrows
378,402,051
Factor Arrows
326,134,017
Factor Arrows
38,711,339
Factor Arrows
71,244,477
Factor Arrows
1395,729
Factor Arrows
293,301

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, 7, 13, 29, 3301

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 7 x 13 x 29 x 3,301 = 235,206,153

This can also be written as 33 x 71 x 131 x 291 x 3,3011 = 235,206,153

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


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