Q: What are the prime factors of the number 122,025,123?

 A: 3, 11, 15217

Why are those the prime factors of the number 122,025,123?

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 122,025,123

122,025,123
Factor Arrows
340,675,041
Factor Arrows
313,558,347
Factor Arrows
34,519,449
Factor Arrows
31,506,483
Factor Arrows
3502,161
Factor Arrows
3167,387
Factor Arrows
1115,217

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, 11, 15217

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 3 x 3 x 11 x 15,217 = 122,025,123

This can also be written as 36 x 111 x 15,2171 = 122,025,123

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


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