Q: What are the prime factors of the number 2,020,242?

 A: 2, 3, 7, 103, 467

Why are those the prime factors of the number 2,020,242?

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 2,020,242

2,020,242
Factor Arrows
21,010,121
Factor Arrows
3336,707
Factor Arrows
748,101
Factor Arrows
103467

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, 7, 103, 467

We can check our work by multiplying all of the prime factors together: 2 x 3 x 7 x 103 x 467 = 2,020,242

This can also be written as 21 x 31 x 71 x 1031 x 4671 = 2,020,242

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


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