Q: What are the prime factors of the number 312,137,502?

 A: 2, 3, 163, 319159

Why are those the prime factors of the number 312,137,502?

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 312,137,502

312,137,502
Factor Arrows
2156,068,751
Factor Arrows
352,022,917
Factor Arrows
163319,159

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, 163, 319159

We can check our work by multiplying all of the prime factors together: 2 x 3 x 163 x 319,159 = 312,137,502

This can also be written as 21 x 31 x 1631 x 319,1591 = 312,137,502

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


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