Q: What are the prime factors of the number 310,430,042?

 A: 2, 13, 89, 134153

Why are those the prime factors of the number 310,430,042?

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 310,430,042

310,430,042
Factor Arrows
2155,215,021
Factor Arrows
1311,939,617
Factor Arrows
89134,153

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, 13, 89, 134153

We can check our work by multiplying all of the prime factors together: 2 x 13 x 89 x 134,153 = 310,430,042

This can also be written as 21 x 131 x 891 x 134,1531 = 310,430,042

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


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