Q: What are the prime factors of the number 572,542,278?

 A: 2, 3, 7, 11, 1239269

Why are those the prime factors of the number 572,542,278?

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 572,542,278

572,542,278
Factor Arrows
2286,271,139
Factor Arrows
395,423,713
Factor Arrows
713,631,959
Factor Arrows
111,239,269

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, 7, 11, 1239269

We can check our work by multiplying all of the prime factors together: 2 x 3 x 7 x 11 x 1,239,269 = 572,542,278

This can also be written as 21 x 31 x 71 x 111 x 1,239,2691 = 572,542,278

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


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