Q: What are the prime factors of the number 276,435,863?

 A: 11, 43, 53, 11027

Why are those the prime factors of the number 276,435,863?

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 276,435,863

276,435,863
Factor Arrows
1125,130,533
Factor Arrows
43584,431
Factor Arrows
5311,027

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:

11, 43, 53, 11027

We can check our work by multiplying all of the prime factors together: 11 x 43 x 53 x 11,027 = 276,435,863

This can also be written as 111 x 431 x 531 x 11,0271 = 276,435,863

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


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