Q: What are the prime factors of the number 205,365,336?

 A: 2, 3, 11, 877, 887

Why are those the prime factors of the number 205,365,336?

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 205,365,336

205,365,336
Factor Arrows
2102,682,668
Factor Arrows
251,341,334
Factor Arrows
225,670,667
Factor Arrows
38,556,889
Factor Arrows
11777,899
Factor Arrows
877887

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, 11, 877, 887

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 11 x 877 x 887 = 205,365,336

This can also be written as 23 x 31 x 111 x 8771 x 8871 = 205,365,336

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


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