Q: What are the prime factors of the number 65,227,491?

 A: 3, 7, 563, 613

Why are those the prime factors of the number 65,227,491?

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 65,227,491

65,227,491
Factor Arrows
321,742,497
Factor Arrows
37,247,499
Factor Arrows
32,415,833
Factor Arrows
7345,119
Factor Arrows
563613

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, 7, 563, 613

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 7 x 563 x 613 = 65,227,491

This can also be written as 33 x 71 x 5631 x 6131 = 65,227,491

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


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