Q: What are the prime factors of the number 531,578,752?

 A: 2, 4152959

Why are those the prime factors of the number 531,578,752?

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 531,578,752

531,578,752
Factor Arrows
2265,789,376
Factor Arrows
2132,894,688
Factor Arrows
266,447,344
Factor Arrows
233,223,672
Factor Arrows
216,611,836
Factor Arrows
28,305,918
Factor Arrows
24,152,959

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, 4152959

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 4,152,959 = 531,578,752

This can also be written as 27 x 4,152,9591 = 531,578,752

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


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