Q: What are the prime factors of the number 310,100,130?

 A: 2, 3, 5, 31, 37049

Why are those the prime factors of the number 310,100,130?

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 310,100,130

310,100,130
Factor Arrows
2155,050,065
Factor Arrows
351,683,355
Factor Arrows
317,227,785
Factor Arrows
35,742,595
Factor Arrows
51,148,519
Factor Arrows
3137,049

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, 5, 31, 37049

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 5 x 31 x 37,049 = 310,100,130

This can also be written as 21 x 33 x 51 x 311 x 37,0491 = 310,100,130

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


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