Q: What are the prime factors of the number 978,084?

 A: 2, 3, 101, 269

Why are those the prime factors of the number 978,084?

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 978,084

978,084
Factor Arrows
2489,042
Factor Arrows
2244,521
Factor Arrows
381,507
Factor Arrows
327,169
Factor Arrows
101269

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, 101, 269

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 101 x 269 = 978,084

This can also be written as 22 x 32 x 1011 x 2691 = 978,084

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


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