Q: What are the prime factors of the number 531,234,608?

 A: 2, 47, 109, 6481

Why are those the prime factors of the number 531,234,608?

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 531,234,608

531,234,608
Factor Arrows
2265,617,304
Factor Arrows
2132,808,652
Factor Arrows
266,404,326
Factor Arrows
233,202,163
Factor Arrows
47706,429
Factor Arrows
1096,481

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, 47, 109, 6481

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 47 x 109 x 6,481 = 531,234,608

This can also be written as 24 x 471 x 1091 x 6,4811 = 531,234,608

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


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