Q: What are the prime factors of the number 547,654,365?

 A: 3, 5, 631, 2143

Why are those the prime factors of the number 547,654,365?

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 547,654,365

547,654,365
Factor Arrows
3182,551,455
Factor Arrows
360,850,485
Factor Arrows
320,283,495
Factor Arrows
36,761,165
Factor Arrows
51,352,233
Factor Arrows
6312,143

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:

3, 5, 631, 2143

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 5 x 631 x 2,143 = 547,654,365

This can also be written as 34 x 51 x 6311 x 2,1431 = 547,654,365

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


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