Q: What are the prime factors of the number 326,504,538?

 A: 2, 3, 2243, 8087

Why are those the prime factors of the number 326,504,538?

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 326,504,538

326,504,538
Factor Arrows
2163,252,269
Factor Arrows
354,417,423
Factor Arrows
318,139,141
Factor Arrows
2,2438,087

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, 3, 2243, 8087

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 2,243 x 8,087 = 326,504,538

This can also be written as 21 x 32 x 2,2431 x 8,0871 = 326,504,538

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


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