Q: What are the prime factors of the number 542,208,564?

 A: 2, 3, 457, 32957

Why are those the prime factors of the number 542,208,564?

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 542,208,564

542,208,564
Factor Arrows
2271,104,282
Factor Arrows
2135,552,141
Factor Arrows
345,184,047
Factor Arrows
315,061,349
Factor Arrows
45732,957

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, 457, 32957

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 457 x 32,957 = 542,208,564

This can also be written as 22 x 32 x 4571 x 32,9571 = 542,208,564

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


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