Q: What are the prime factors of the number 543,645,772?

 A: 2, 67, 269, 7541

Why are those the prime factors of the number 543,645,772?

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 543,645,772

543,645,772
Factor Arrows
2271,822,886
Factor Arrows
2135,911,443
Factor Arrows
672,028,529
Factor Arrows
2697,541

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, 67, 269, 7541

We can check our work by multiplying all of the prime factors together: 2 x 2 x 67 x 269 x 7,541 = 543,645,772

This can also be written as 22 x 671 x 2691 x 7,5411 = 543,645,772

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


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