Q: What are the prime factors of the number 450,344,212?

 A: 2, 17, 61, 151, 719

Why are those the prime factors of the number 450,344,212?

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 450,344,212

450,344,212
Factor Arrows
2225,172,106
Factor Arrows
2112,586,053
Factor Arrows
176,622,709
Factor Arrows
61108,569
Factor Arrows
151719

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, 17, 61, 151, 719

We can check our work by multiplying all of the prime factors together: 2 x 2 x 17 x 61 x 151 x 719 = 450,344,212

This can also be written as 22 x 171 x 611 x 1511 x 7191 = 450,344,212

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


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