Q: What are the prime factors of the number 312,452,428?

 A: 2, 47, 929, 1789

Why are those the prime factors of the number 312,452,428?

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 312,452,428

312,452,428
Factor Arrows
2156,226,214
Factor Arrows
278,113,107
Factor Arrows
471,661,981
Factor Arrows
9291,789

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, 929, 1789

We can check our work by multiplying all of the prime factors together: 2 x 2 x 47 x 929 x 1,789 = 312,452,428

This can also be written as 22 x 471 x 9291 x 1,7891 = 312,452,428

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


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