Q: What are the prime factors of the number 625,212?

 A: 2, 3, 7, 827

Why are those the prime factors of the number 625,212?

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 625,212

625,212
Factor Arrows
2312,606
Factor Arrows
2156,303
Factor Arrows
352,101
Factor Arrows
317,367
Factor Arrows
35,789
Factor Arrows
7827

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, 7, 827

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 3 x 7 x 827 = 625,212

This can also be written as 22 x 33 x 71 x 8271 = 625,212

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


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