Q: What are the prime factors of the number 312,617,236?

 A: 2, 7103, 11003

Why are those the prime factors of the number 312,617,236?

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 312,617,236

312,617,236
Factor Arrows
2156,308,618
Factor Arrows
278,154,309
Factor Arrows
7,10311,003

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, 7103, 11003

We can check our work by multiplying all of the prime factors together: 2 x 2 x 7,103 x 11,003 = 312,617,236

This can also be written as 22 x 7,1031 x 11,0031 = 312,617,236

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


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