Q: What are the prime factors of the number 102,412,212?

 A: 2, 3, 7, 97, 12569

Why are those the prime factors of the number 102,412,212?

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 102,412,212

102,412,212
Factor Arrows
251,206,106
Factor Arrows
225,603,053
Factor Arrows
38,534,351
Factor Arrows
71,219,193
Factor Arrows
9712,569

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, 97, 12569

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 7 x 97 x 12,569 = 102,412,212

This can also be written as 22 x 31 x 71 x 971 x 12,5691 = 102,412,212

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


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