Q: What are the prime factors of the number 24,691,355?

 A: 5, 13, 19, 19993

Why are those the prime factors of the number 24,691,355?

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 24,691,355

24,691,355
Factor Arrows
54,938,271
Factor Arrows
13379,867
Factor Arrows
1919,993

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, 13, 19, 19993

We can check our work by multiplying all of the prime factors together: 5 x 13 x 19 x 19,993 = 24,691,355

This can also be written as 51 x 131 x 191 x 19,9931 = 24,691,355

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


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