Q: What are the prime factors of the number 213,043,120?

 A: 2, 5, 2663039

Why are those the prime factors of the number 213,043,120?

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 213,043,120

213,043,120
Factor Arrows
2106,521,560
Factor Arrows
253,260,780
Factor Arrows
226,630,390
Factor Arrows
213,315,195
Factor Arrows
52,663,039

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, 2663039

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 5 x 2,663,039 = 213,043,120

This can also be written as 24 x 51 x 2,663,0391 = 213,043,120

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


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