Q: What are the prime factors of the number 142,832,784?

 A: 2, 3, 2975683

Why are those the prime factors of the number 142,832,784?

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 142,832,784

142,832,784
Factor Arrows
271,416,392
Factor Arrows
235,708,196
Factor Arrows
217,854,098
Factor Arrows
28,927,049
Factor Arrows
32,975,683

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, 2975683

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 2,975,683 = 142,832,784

This can also be written as 24 x 31 x 2,975,6831 = 142,832,784

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


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