Q: What are the prime factors of the number 19,654,525?

 A: 5, 11, 71471

Why are those the prime factors of the number 19,654,525?

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 19,654,525

19,654,525
Factor Arrows
53,930,905
Factor Arrows
5786,181
Factor Arrows
1171,471

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:

5, 11, 71471

We can check our work by multiplying all of the prime factors together: 5 x 5 x 11 x 71,471 = 19,654,525

This can also be written as 52 x 111 x 71,4711 = 19,654,525

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


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