Q: What are the prime factors of the number 30,102,534?

 A: 2, 3, 7, 11, 37, 587

Why are those the prime factors of the number 30,102,534?

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 30,102,534

30,102,534
Factor Arrows
215,051,267
Factor Arrows
35,017,089
Factor Arrows
31,672,363
Factor Arrows
7238,909
Factor Arrows
1121,719
Factor Arrows
37587

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, 7, 11, 37, 587

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 7 x 11 x 37 x 587 = 30,102,534

This can also be written as 21 x 32 x 71 x 111 x 371 x 5871 = 30,102,534

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


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