Q: What are the prime factors of the number 243,142,024?

 A: 2, 17, 233, 7673

Why are those the prime factors of the number 243,142,024?

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 243,142,024

243,142,024
Factor Arrows
2121,571,012
Factor Arrows
260,785,506
Factor Arrows
230,392,753
Factor Arrows
171,787,809
Factor Arrows
2337,673

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, 17, 233, 7673

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 17 x 233 x 7,673 = 243,142,024

This can also be written as 23 x 171 x 2331 x 7,6731 = 243,142,024

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


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