Q: What are the prime factors of the number 307,376,512?

 A: 2, 109, 22031

Why are those the prime factors of the number 307,376,512?

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 307,376,512

307,376,512
Factor Arrows
2153,688,256
Factor Arrows
276,844,128
Factor Arrows
238,422,064
Factor Arrows
219,211,032
Factor Arrows
29,605,516
Factor Arrows
24,802,758
Factor Arrows
22,401,379
Factor Arrows
10922,031

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, 109, 22031

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 109 x 22,031 = 307,376,512

This can also be written as 27 x 1091 x 22,0311 = 307,376,512

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


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