Prime Number Spiral

Software for exploring the Prime Number Spiral (a.k.a. the Ulam Spiral)
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Prime Number Spiral Ranking & Summary

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  • Rating:
  • License:
  • Free to try
  • Language:
  • English, German
  • Price:
  • $9.95
  • Publisher Name:
  • Hermetic Systems
  • Operating Systems:
  • Windows Me
  • File Size:
  • 1.4 MB

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Prime Number Spiral Description

The Prime Number Spiral (a.k.a. the Ulam Spiral) is constructed as follows: Consider a rectangular grid. We start with the central point and arrange the positive integers in a spiral fashion (anticlockwise). Prime Number Spiral is a prime number spiral that shows you how square and triangular numbers are located on the spiral. The prime numbers are then marked. There is a tendency for the prime numbers to occur on diagonal lines, however far out into the spiral one goes. This is software is for exploring the Prime Number Spiral. It also: · allows coloring of the prime numbers in various ways · displays a random arrangement to compare with the primes · shows how square and triangular numbers are located on the spiral


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