Number Theory

Fractions? What fractions?

• Introduction to Number Theory

• Prime Numbers
• Prime Numbers Chart and Calculator
• Fundamental Theorem of Arithmetic
• Prime Factorization and Prime Factorization Tool
• Prime Color Chart
• Prime Properties
• Prime Numbers - Advanced

• Divisibility Rules
• Greatest Common Factor
• Coprime and Coprime Calculator
• Euclidean Algorithm

• Modulo Operation (Modulus)
• Congruence
• Euler's Totient Function
• Diophantine Equations

• Cryptography
• RSA Cryptography and RSA Interactive

Also

• Make the Number Game
• Full Precision Calculator
• Long Division with Remainders
• Factorial Function