Q: What are the prime factors of the number 570,648?

 A: 2, 3, 13, 31, 59

Why are those the prime factors of the number 570,648?

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 570,648

570,648
Factor Arrows
2285,324
Factor Arrows
2142,662
Factor Arrows
271,331
Factor Arrows
323,777
Factor Arrows
131,829
Factor Arrows
3159

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, 13, 31, 59

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 13 x 31 x 59 = 570,648

This can also be written as 23 x 31 x 131 x 311 x 591 = 570,648

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


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