Q: What are the prime factors of the number 276,822,609?

 A: 3, 7, 19, 14159

Why are those the prime factors of the number 276,822,609?

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 276,822,609

276,822,609
Factor Arrows
392,274,203
Factor Arrows
713,182,029
Factor Arrows
71,883,147
Factor Arrows
7269,021
Factor Arrows
1914,159

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, 19, 14159

We can check our work by multiplying all of the prime factors together: 3 x 7 x 7 x 7 x 19 x 14,159 = 276,822,609

This can also be written as 31 x 73 x 191 x 14,1591 = 276,822,609

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


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