Q: What are the prime factors of the number 13,130,338?

 A: 2, 13, 37, 13649

Why are those the prime factors of the number 13,130,338?

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 13,130,338

13,130,338
Factor Arrows
26,565,169
Factor Arrows
13505,013
Factor Arrows
3713,649

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, 37, 13649

We can check our work by multiplying all of the prime factors together: 2 x 13 x 37 x 13,649 = 13,130,338

This can also be written as 21 x 131 x 371 x 13,6491 = 13,130,338

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


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