Q: What are the prime factors of the number 2,010,210?

 A: 2, 3, 5, 37, 1811

Why are those the prime factors of the number 2,010,210?

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 2,010,210

2,010,210
Factor Arrows
21,005,105
Factor Arrows
3335,035
Factor Arrows
567,007
Factor Arrows
371,811

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, 5, 37, 1811

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 37 x 1,811 = 2,010,210

This can also be written as 21 x 31 x 51 x 371 x 1,8111 = 2,010,210

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


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