Q: What are the prime factors of the number 183,277,728?

 A: 2, 3, 70709

Why are those the prime factors of the number 183,277,728?

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 183,277,728

183,277,728
Factor Arrows
291,638,864
Factor Arrows
245,819,432
Factor Arrows
222,909,716
Factor Arrows
211,454,858
Factor Arrows
25,727,429
Factor Arrows
31,909,143
Factor Arrows
3636,381
Factor Arrows
3212,127
Factor Arrows
370,709

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, 70709

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 3 x 3 x 3 x 70,709 = 183,277,728

This can also be written as 25 x 34 x 70,7091 = 183,277,728

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


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