Q: What are the prime factors of the number 102,022,221?

 A: 3, 7, 101, 103, 467

Why are those the prime factors of the number 102,022,221?

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 102,022,221

102,022,221
Factor Arrows
334,007,407
Factor Arrows
74,858,201
Factor Arrows
10148,101
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:

3, 7, 101, 103, 467

We can check our work by multiplying all of the prime factors together: 3 x 7 x 101 x 103 x 467 = 102,022,221

This can also be written as 31 x 71 x 1011 x 1031 x 4671 = 102,022,221

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


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