Q: What are the prime factors of the number 1,230,252?

 A: 2, 3, 157, 653

Why are those the prime factors of the number 1,230,252?

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 1,230,252

1,230,252
Factor Arrows
2615,126
Factor Arrows
2307,563
Factor Arrows
3102,521
Factor Arrows
157653

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, 157, 653

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 157 x 653 = 1,230,252

This can also be written as 22 x 31 x 1571 x 6531 = 1,230,252

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


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