Q: What are the prime factors of the number 450,350,352?

 A: 2, 3, 43, 257, 283

Why are those the prime factors of the number 450,350,352?

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 450,350,352

450,350,352
Factor Arrows
2225,175,176
Factor Arrows
2112,587,588
Factor Arrows
256,293,794
Factor Arrows
228,146,897
Factor Arrows
39,382,299
Factor Arrows
33,127,433
Factor Arrows
4372,731
Factor Arrows
257283

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, 43, 257, 283

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 43 x 257 x 283 = 450,350,352

This can also be written as 24 x 32 x 431 x 2571 x 2831 = 450,350,352

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


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