Q: What are the prime factors of the number 212,001,200?

 A: 2, 5, 617, 859

Why are those the prime factors of the number 212,001,200?

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 212,001,200

212,001,200
Factor Arrows
2106,000,600
Factor Arrows
253,000,300
Factor Arrows
226,500,150
Factor Arrows
213,250,075
Factor Arrows
52,650,015
Factor Arrows
5530,003
Factor Arrows
617859

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, 5, 617, 859

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 5 x 5 x 617 x 859 = 212,001,200

This can also be written as 24 x 52 x 6171 x 8591 = 212,001,200

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


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