Q: What are the prime factors of the number 510,624?

 A: 2, 3, 197

Why are those the prime factors of the number 510,624?

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 510,624

510,624
Factor Arrows
2255,312
Factor Arrows
2127,656
Factor Arrows
263,828
Factor Arrows
231,914
Factor Arrows
215,957
Factor Arrows
35,319
Factor Arrows
31,773
Factor Arrows
3591
Factor Arrows
3197

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, 3, 197

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 3 x 3 x 3 x 197 = 510,624

This can also be written as 25 x 34 x 1971 = 510,624

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


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