Q: What are the prime factors of the number 342,742,960?

 A: 2, 5, 7, 612041

Why are those the prime factors of the number 342,742,960?

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 342,742,960

342,742,960
Factor Arrows
2171,371,480
Factor Arrows
285,685,740
Factor Arrows
242,842,870
Factor Arrows
221,421,435
Factor Arrows
54,284,287
Factor Arrows
7612,041

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, 5, 7, 612041

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 5 x 7 x 612,041 = 342,742,960

This can also be written as 24 x 51 x 71 x 612,0411 = 342,742,960

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


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