Q: What are the prime factors of the number 61,412,272?

 A: 2, 73, 52579

Why are those the prime factors of the number 61,412,272?

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 61,412,272

61,412,272
Factor Arrows
230,706,136
Factor Arrows
215,353,068
Factor Arrows
27,676,534
Factor Arrows
23,838,267
Factor Arrows
7352,579

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, 73, 52579

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 73 x 52,579 = 61,412,272

This can also be written as 24 x 731 x 52,5791 = 61,412,272

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


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