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Factor tree for 397

Here you can find the answer to questions related to: Factor tree for 397 or how to draw the factor tree for 397.

Factor Tree Calculator

Enter a natural number to get its fator tree:
 
Ex.: 6, 9, 26, 256, etc.
This calculator accepts big numbers up to 100,000 or more.
Results:
The number 397 is a prime number, because 397 is only divided by 1 or by itself.

No factor tree for 397. It is not possible to draw trees for prime numbers.

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How to draw the factor tree

The procedure below applies to any non-prime number.

Supose you want to find the factor tree of 32. In this case, you show use the folowing steps:


     32
    /  \
   2   16
      /  \
     2   8
        /  \
       2    4
          /  \
         2    2

 32 is not prime --> divide by 2

 16 is not prime --> divide by 2

 8 is not prime --> divide by 2

  4 is not prime --> divide by 2

  2 is prime --> stop

Note that these dividers (in this case all are equal to 2) are the prime factors. They are also called the leaves of the factor tree.

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