Q: What are the prime factors of the number 153,005,463?

 A: 3, 13, 435913

Why are those the prime factors of the number 153,005,463?

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 153,005,463

153,005,463
Factor Arrows
351,001,821
Factor Arrows
317,000,607
Factor Arrows
35,666,869
Factor Arrows
13435,913

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, 13, 435913

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 13 x 435,913 = 153,005,463

This can also be written as 33 x 131 x 435,9131 = 153,005,463

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


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