Q: What are the prime factors of the number 725,562?

 A: 2, 3, 173, 233

Why are those the prime factors of the number 725,562?

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 725,562

725,562
Factor Arrows
2362,781
Factor Arrows
3120,927
Factor Arrows
340,309
Factor Arrows
173233

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, 173, 233

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 173 x 233 = 725,562

This can also be written as 21 x 32 x 1731 x 2331 = 725,562

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


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