Q: What are the prime factors of the number 345,227,652?

 A: 2, 3, 7, 11, 124541

Why are those the prime factors of the number 345,227,652?

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 345,227,652

345,227,652
Factor Arrows
2172,613,826
Factor Arrows
286,306,913
Factor Arrows
328,768,971
Factor Arrows
39,589,657
Factor Arrows
71,369,951
Factor Arrows
11124,541

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, 3, 7, 11, 124541

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 7 x 11 x 124,541 = 345,227,652

This can also be written as 22 x 32 x 71 x 111 x 124,5411 = 345,227,652

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


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