Q: What are the prime factors of the number 654,136,350?

 A: 2, 3, 5, 7, 622987

Why are those the prime factors of the number 654,136,350?

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 654,136,350

654,136,350
Factor Arrows
2327,068,175
Factor Arrows
3109,022,725
Factor Arrows
521,804,545
Factor Arrows
54,360,909
Factor Arrows
7622,987

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, 5, 7, 622987

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 5 x 7 x 622,987 = 654,136,350

This can also be written as 21 x 31 x 52 x 71 x 622,9871 = 654,136,350

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


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