Q: What are the prime factors of the number 741,205,270?

 A: 2, 5, 13, 17, 25799

Why are those the prime factors of the number 741,205,270?

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 741,205,270

741,205,270
Factor Arrows
2370,602,635
Factor Arrows
574,120,527
Factor Arrows
135,701,579
Factor Arrows
13438,583
Factor Arrows
1725,799

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, 5, 13, 17, 25799

We can check our work by multiplying all of the prime factors together: 2 x 5 x 13 x 13 x 17 x 25,799 = 741,205,270

This can also be written as 21 x 51 x 132 x 171 x 25,7991 = 741,205,270

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


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