Q: What are the prime factors of the number 312,057,288?

 A: 2, 3, 127, 34127

Why are those the prime factors of the number 312,057,288?

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 312,057,288

312,057,288
Factor Arrows
2156,028,644
Factor Arrows
278,014,322
Factor Arrows
239,007,161
Factor Arrows
313,002,387
Factor Arrows
34,334,129
Factor Arrows
12734,127

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, 127, 34127

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 127 x 34,127 = 312,057,288

This can also be written as 23 x 32 x 1271 x 34,1271 = 312,057,288

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


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