Q: What are the prime factors of the number 103,132,328?

 A: 2, 13, 71, 13967

Why are those the prime factors of the number 103,132,328?

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 103,132,328

103,132,328
Factor Arrows
251,566,164
Factor Arrows
225,783,082
Factor Arrows
212,891,541
Factor Arrows
13991,657
Factor Arrows
7113,967

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, 71, 13967

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 13 x 71 x 13,967 = 103,132,328

This can also be written as 23 x 131 x 711 x 13,9671 = 103,132,328

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


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