Q: What are the prime factors of the number 307,130,752?

 A: 2, 281, 8539

Why are those the prime factors of the number 307,130,752?

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 307,130,752

307,130,752
Factor Arrows
2153,565,376
Factor Arrows
276,782,688
Factor Arrows
238,391,344
Factor Arrows
219,195,672
Factor Arrows
29,597,836
Factor Arrows
24,798,918
Factor Arrows
22,399,459
Factor Arrows
2818,539

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, 281, 8539

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 281 x 8,539 = 307,130,752

This can also be written as 27 x 2811 x 8,5391 = 307,130,752

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


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