Q: What are the prime factors of the number 736,448?

 A: 2, 37, 311

Why are those the prime factors of the number 736,448?

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 736,448

736,448
Factor Arrows
2368,224
Factor Arrows
2184,112
Factor Arrows
292,056
Factor Arrows
246,028
Factor Arrows
223,014
Factor Arrows
211,507
Factor Arrows
37311

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, 37, 311

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 37 x 311 = 736,448

This can also be written as 26 x 371 x 3111 = 736,448

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


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