Q: What are the prime factors of the number 909,748?

 A: 2, 7, 32491

Why are those the prime factors of the number 909,748?

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 909,748

909,748
Factor Arrows
2454,874
Factor Arrows
2227,437
Factor Arrows
732,491

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, 7, 32491

We can check our work by multiplying all of the prime factors together: 2 x 2 x 7 x 32,491 = 909,748

This can also be written as 22 x 71 x 32,4911 = 909,748

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


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