Q: What are the prime factors of the number 742,192?

 A: 2, 11, 4217

Why are those the prime factors of the number 742,192?

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 742,192

742,192
Factor Arrows
2371,096
Factor Arrows
2185,548
Factor Arrows
292,774
Factor Arrows
246,387
Factor Arrows
114,217

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, 11, 4217

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 11 x 4,217 = 742,192

This can also be written as 24 x 111 x 4,2171 = 742,192

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


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