Q: What are the prime factors of the number 506,654?

 A: 2, 19, 67, 199

Why are those the prime factors of the number 506,654?

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 506,654

506,654
Factor Arrows
2253,327
Factor Arrows
1913,333
Factor Arrows
67199

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, 19, 67, 199

We can check our work by multiplying all of the prime factors together: 2 x 19 x 67 x 199 = 506,654

This can also be written as 21 x 191 x 671 x 1991 = 506,654

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


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