Q: What are the prime factors of the number 3,913,755?

 A: 3, 5, 113, 2309

Why are those the prime factors of the number 3,913,755?

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 3,913,755

3,913,755
Factor Arrows
31,304,585
Factor Arrows
5260,917
Factor Arrows
1132,309

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, 5, 113, 2309

We can check our work by multiplying all of the prime factors together: 3 x 5 x 113 x 2,309 = 3,913,755

This can also be written as 31 x 51 x 1131 x 2,3091 = 3,913,755

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


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