Q: What are the prime factors of the number 996,915?

 A: 3, 5, 41, 1621

Why are those the prime factors of the number 996,915?

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 996,915

996,915
Factor Arrows
3332,305
Factor Arrows
566,461
Factor Arrows
411,621

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, 41, 1621

We can check our work by multiplying all of the prime factors together: 3 x 5 x 41 x 1,621 = 996,915

This can also be written as 31 x 51 x 411 x 1,6211 = 996,915

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


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