Q: What are the prime factors of the number 747,222,567?

 A: 3, 7, 13, 43, 53, 1201

Why are those the prime factors of the number 747,222,567?

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 747,222,567

747,222,567
Factor Arrows
3249,074,189
Factor Arrows
735,582,027
Factor Arrows
132,737,079
Factor Arrows
4363,653
Factor Arrows
531,201

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, 7, 13, 43, 53, 1201

We can check our work by multiplying all of the prime factors together: 3 x 7 x 13 x 43 x 53 x 1,201 = 747,222,567

This can also be written as 31 x 71 x 131 x 431 x 531 x 1,2011 = 747,222,567

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


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