Q: What are the prime factors of the number 252,246,306?

 A: 2, 3, 13, 17, 181, 1051

Why are those the prime factors of the number 252,246,306?

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 252,246,306

252,246,306
Factor Arrows
2126,123,153
Factor Arrows
342,041,051
Factor Arrows
133,233,927
Factor Arrows
17190,231
Factor Arrows
1811,051

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, 17, 181, 1051

We can check our work by multiplying all of the prime factors together: 2 x 3 x 13 x 17 x 181 x 1,051 = 252,246,306

This can also be written as 21 x 31 x 131 x 171 x 1811 x 1,0511 = 252,246,306

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


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