The Prime Number Spiral (a.k.a. the Ulam Spiral) is formed by marking the prime numbers in a spiral arrangement of the natural numbers. This is software is for exploring the Prime Number Spiral. Read More...
$4.95 - Frequency Software Limited
Calculate the prime numbers between any two limits. It uses a deterministic test and uses the Sieve of Eratophenes logic. Listed on the Math Forum @ Drexel (University) for Middle School, High School and College, ages 6+. $4.95 / 10 utilities Read More...
$15.00 - Hermetic Systems
A program to find prime numbers and pairs of primes, to decompose numbers into their prime constituents, to find all factors of any positive integer up to 2,147,483,645, and to plot Erdos-Kac and Palmen Color histograms. Read More...
$4.95 - Frequency Software Limited
3 Maths Applications for 1 Price: Factor Calculator, Prime Number Calculator, Primality Tester. Recommended on The Math Forum @ Drexel (University) for Middle School, High School and College, ages 6+. Free one month trial. Only $4.95 for the suite Read More...
Calculate the factors of any number with a single click. Small application window allows simultaneous use with Word, etc.. Listed on the Math Forum @ Drexel (University) for Middle School, High School and College, ages 6+. $4.95 for 10 utils.
Test any number for primality with a single click. It uses a deterministic test and uses the Sieve of Eratophenes logic. Listed on the Math Forum @ Drexel (University) for Middle School, High School and College, ages 6+. $4.95 / 10 utility suite.
CFB Primes is an optimised PalmOS program which can find the prime factors and closest primes of any integer up to one billion (US) in a few seconds or less. The standard edit menu allows you to make use of the results in other applications.
Library with encryption functions (public key/secret key) and huge integer math functions. RSA public key, AES (Rijndael) secret key encryption, SHA-256 hash function, PRNG: Blum-Blum-Shub and RSA, Diffie-Hellman. For every programming language.
Nexcal is an advanced, yet fast and easy to use, calculator suitable for users who wish to calculate complete mathematical expressions. It supports the use of variables and the decimal, binary and hexadecimal number systems. It also contains functi..
