HP 35s Scientific Calculator User Manual

Page 279

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Miscellaneous Programs and Equations

17-9

Program Listing:

Program Lines:

(In ALG mode)

Description

  

This routine displays prime number P.

  

Checksum and length: 2CC5 6

  

This routine adds 2 to P.

  

Checksum and length: EFB2 9

  

This routine stores the input value for P.

  
 
 
 
 

Tests for even input

 

Increments P if input an even number.

 

Stores 3 in test divisor, D

Checksum and length: EA89 47

  

This routine tests P to see if it is prime.

 

Finds the fractional part of P

÷ D.

 

Tests for a remainder of zero (not prime).

  

If the number is not prime, tries next possibility.

 
 
 
 

>

Tests to see whether all possible factors have been tried.

  

If all factors have been tried, branches to the display
routine.

 
  

Branches to test potential prime with new factor.

Checksum and length: C6B5 53

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