Q: What are the prime factors of the number 31,483,696?

 A: 2, 53, 137, 271

Why are those the prime factors of the number 31,483,696?

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 31,483,696

31,483,696
Factor Arrows
215,741,848
Factor Arrows
27,870,924
Factor Arrows
23,935,462
Factor Arrows
21,967,731
Factor Arrows
5337,127
Factor Arrows
137271

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, 53, 137, 271

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 53 x 137 x 271 = 31,483,696

This can also be written as 24 x 531 x 1371 x 2711 = 31,483,696

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


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