Q: What are the prime factors of the number 54,618,856?

 A: 2, 421, 16217

Why are those the prime factors of the number 54,618,856?

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 54,618,856

54,618,856
Factor Arrows
227,309,428
Factor Arrows
213,654,714
Factor Arrows
26,827,357
Factor Arrows
42116,217

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, 421, 16217

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 421 x 16,217 = 54,618,856

This can also be written as 23 x 4211 x 16,2171 = 54,618,856

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


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