Q: What are the prime factors of the number 72,676,194?

 A: 2, 3, 47, 257717

Why are those the prime factors of the number 72,676,194?

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 72,676,194

72,676,194
Factor Arrows
236,338,097
Factor Arrows
312,112,699
Factor Arrows
47257,717

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, 47, 257717

We can check our work by multiplying all of the prime factors together: 2 x 3 x 47 x 257,717 = 72,676,194

This can also be written as 21 x 31 x 471 x 257,7171 = 72,676,194

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


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