Q: What are the prime factors of the number 101,121,556?

 A: 2, 83, 541, 563

Why are those the prime factors of the number 101,121,556?

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 101,121,556

101,121,556
Factor Arrows
250,560,778
Factor Arrows
225,280,389
Factor Arrows
83304,583
Factor Arrows
541563

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, 83, 541, 563

We can check our work by multiplying all of the prime factors together: 2 x 2 x 83 x 541 x 563 = 101,121,556

This can also be written as 22 x 831 x 5411 x 5631 = 101,121,556

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


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