Q: What are the prime factors of the number 744,272?

 A: 2, 181, 257

Why are those the prime factors of the number 744,272?

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 744,272

744,272
Factor Arrows
2372,136
Factor Arrows
2186,068
Factor Arrows
293,034
Factor Arrows
246,517
Factor Arrows
181257

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, 181, 257

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 181 x 257 = 744,272

This can also be written as 24 x 1811 x 2571 = 744,272

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


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