Q: What are the prime factors of the number 653,550,304?

 A: 2, 11, 97, 19141

Why are those the prime factors of the number 653,550,304?

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 653,550,304

653,550,304
Factor Arrows
2326,775,152
Factor Arrows
2163,387,576
Factor Arrows
281,693,788
Factor Arrows
240,846,894
Factor Arrows
220,423,447
Factor Arrows
111,856,677
Factor Arrows
9719,141

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, 97, 19141

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 11 x 97 x 19,141 = 653,550,304

This can also be written as 25 x 111 x 971 x 19,1411 = 653,550,304

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


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